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Hayasaka, JP

Atsushi Hayasaka, Anjo-City JP

Patent application numberDescriptionPublished
20090078399Combined heat exchanger - In a combined heat exchanger including first and second heat exchanging portions, a pair of first and second header tanks are connected to two longitudinal ends of first and second tubes of the first and second heat exchanging portions. One end of a pipe member is connected to the first header tank at a position communicating with the second heat exchanging portion, and the other end thereof extends toward the second header tank. A side plate is connected to the outermost second tube in a tube stacking direction and to the first and second header tanks. Furthermore, a divided portion is provided to divide the side plate into a first part connected to the first header tank and a second part connected to the second header tank, and the pipe member is fixed to the side plate at a position between the divided portion and the first header tank.03-26-2009
20110017440HEAT EXCHANGER - A heat exchanger includes a plurality of flat tubes in which a fluid flows, and a plurality of fins each of which is connected to flat surfaces of adjacent tubes to increase a heat exchange area on a side of air flowing outside of the tube. The fin includes a plate portion having a plate surface, and fin protrusions protruding from the plate surface of the plate portion. The fin protrusions are provided to be spaced from the flat surface of the tube by a predetermined distance. A flow resistance portion is provided to protrude from the flat surface of the tube toward outside by a protrusion dimension that is equal to or larger than the predetermined distance.01-27-2011

Daisuke Hayasaka, Yonezawa-Shi JP

Patent application numberDescriptionPublished
20100101699METHOD OF PRODUCING A FERRULE WITH AN OPTICAL FIBER - In accordance with a method of producing a ferrule with an optical fiber, a reinforcing pipe is adhered to a single-core fiber to form an adhesive portion that protrudes and tapers from a pipe end surface portion of the reinforcing pipe toward a front end of the single-core fiber. The single-core fiber includes an optical fiber and a coating. The coating is stripped from the front end of the single-core fiber to provide an exposed optical fiber portion and a coated optical fiber portion. The coated optical fiber portion has a coating end surface portion. The single-core-fiber is inserted in a ferrule provided with a first tapered hole and a second tapered hole until the coating end surface portion abuts against the first tapered hole and until the pipe end surface portion abuts against the second tapered hole. Thereafter, the single-core fiber is secured in the ferrule.04-29-2010

Emiko Hayasaka, Chiyoda-Ku JP

Patent application numberDescriptionPublished
20100060220VIBRATION ISOLATION CONTROL SYSTEM - A computing unit simulates an ideal operation of a vibration excitation actuator by using at least a model operation parameter and the vibration-excitation movable mass data and calculates a parameter corresponding to acceleration/deceleration thrust for moving the vibration-excitation movable mass. A vibration isolation controller determines a control content of a vibration isolation driving unit based on the parameter corresponding to the acceleration/deceleration thrust and controls an operation of the vibration isolation driving unit so that a force canceling a reaction force, which acts on an apparatus when a vibration-excitation movable mass is moved, acts on the apparatus by moving the vibration isolation movable unit.03-11-2010

Hiroshi Hayasaka, Ibaraki JP

Patent application numberDescriptionPublished
20080220958CENTRIFUGE - A centrifuge includes: a rotation room chamber for defining a rotation room; a lid for closing the rotation room; a locking mechanism configured by a hook for locking the lid in a closed state; a hook catch; a driving mechanism having a link mechanism which converts the rotary movement of the driving shaft portion into a reciprocal movement; and a detection portion for detecting the engagement of the hook with the hook catch in the closed state of the lid. The detection portion includes a disc member fixed to the driving shaft portion and has a concavo-convex outer peripheral surface and sensors for detecting the concave and convex portions. The driving mechanism moves in an interlocked manner with the rotation of the disc member. The positions of the concave and convex portions of the disc member correspond to the position where the hook engages.09-11-2008
20080305938CENTRIFUGE - According to an aspect of the present invention, there is provided a centrifuge including: a rotor rotated by a driver; a chamber housing the rotor therein; a cover openable and closable with respect to the chamber; and a lock mechanism that locks the cover in a closed state, wherein the lock mechanism includes: a motor; a first hook rotated by the motor; and a second hook connected to the first hook through a connecting member, wherein the cover includes a securing portion on which the first hook and the second hook are respectively secured when the cover is locked, and wherein, during a locking operation of the cover, primary the first hook is engaged with the securing portion and pulls the cover toward the chamber, and then the second hook is engaged with the securing portion.12-11-2008
20110183829CENTRIFUGAL SEPARATOR AND SWING ROTOR FOR CENTRIFUGAL SEPARATOR - A centrifugal separator comprising: a driving portion; and a swing rotor including, a rotor body, a through-hole passing through the rotor body, pin insert grooves which are provided parallel to the through-hole so as to oppose each other and only partially penetrate the rotor body, and a bucket including, a bucket body that has a contact surface which is configured to contact the rotor body during centrifugal separation, and a cap assembly that seals the bucket body and has a swing shaft extending in a direction perpendicular to an longitudinal direction of the bucket, wherein the swing rotor is rotated when the bucket is inserted into the through-hole, to swing the bucket, and the swing shaft can be moved in the longitudinal direction of the bucket relative to the bucket body and rotated about a longitudinal central axis of the bucket.07-28-2011

Patent applications by Hiroshi Hayasaka, Ibaraki JP

Hiroshi Hayasaka, Minato-Ku JP

Patent application numberDescriptionPublished
20120129604INPUT DEVICE AND GAME DEVICE PROVIDED THEREWITH - An input device is provided which can be caused to function as an output device as well. A game guitar controller (05-24-2012
20120135806INPUT DEVICE AND GAME SYSTEM INCLUDING THE INPUT DEVICE - An input device is provided which can input operations corresponding to play techniques used in stringed instruments. A guitar controller (05-31-2012

Hiroyuki Hayasaka, Shioya-Gun JP

Patent application numberDescriptionPublished
20110100330FUEL INJECTION CONTROL APPARATUS - A fuel injection control apparatus for controlling a fuel injection valve including an arithmetic processing section that determines whether a necessary fuel amount is injectable or not within a fuel injectable range from a first fuel injection start timing, computes a second fuel injection start timing in which the necessary fuel amount is injectable within the fuel injectable range in the case that it is not injectable, and controls the fuel injection valve at the computed second fuel injection start timing so as to start fuel injection.05-05-2011

Kaname Hayasaka, Iruma-Shi JP

Patent application numberDescriptionPublished
20080244737STORAGE DEVICE - A storage device has a data erasing function. A controller of a storage device, such as an USB, has a lost timer section and an emergency timer section. Both timer sections halt clocking operation as a result of initiation of use of the storage device by an authorized user. The lost timer section commences s clocking operation as a result of completion of use of the storage device by the authorized user. The emergency timer section commences clocking operation as a result of unauthorized removal of the storage device. When either the lost timer section or the emergency timer section outputs a count-up signal, data in flash ROM are erased.10-02-2008
20090028016OPTICAL DISK DRIVE - An optical disk drive that performs logical overwrite and that enables reconstitution of arbitrary data acquired before logical overwrite. When data are written over a recorded area, the data are alternately recorded in an unrecorded user data area, thereby performing logical overwrite processing. Every time logical overwrite is performed, a system controller cumulatively prepares a correlation list consisting of an old physical address achieved before logical overwrite, an alternately-recorded new physical address, and a data length acquired before logical overwrite and records the thus-prepared list into an optical disk. When logical overwrite is performed a number of times, arbitrary data achieved before logical overwrite are reproduced by sequential reference to the old physical address of the correlation table.01-29-2009

Patent applications by Kaname Hayasaka, Iruma-Shi JP

Kazuaki Hayasaka, Kanagawa JP

Patent application numberDescriptionPublished
20100181229HYDROISOMERIZATION CATALYST, METHOD OF DEWAXING HYDROCARBON OIL, PROCESS FOR PRODUCING BASE OIL, AND PROCESS FOR PRODUCING LUBE BASE OIL - A hydroisomerization catalyst according to the present invention is obtained by calcining a catalyst composite including an ion-exchanged molecular sieve or a calcined material thereof which is obtained by performing ion exchange of a molecular sieve containing an organic template in a solution containing a cation species and using water as a main solvent and at least one metal which is selected from a group consisting of metals belonging to Groups 8-10 of the Periodic Table of the Elements, molybdenum, and tungsten supported on the ion-exchanged molecular sieve or a calcined material thereof.07-22-2010
20110042267HYDROISOMERIZATION CATALYST, PROCESS FOR PRODUCING THE SAME, METHOD OF DEWAXING HYDROCARBON OIL, AND PROCESS FOR PRODUCING LUBE BASE OIL - A hydroisomerization catalyst of the present invention is obtained by calcining a catalyst composition containing an ion-exchanged molecular sieve or a calcined product thereof, and at least one metal selected from the group consisting of metals of Groups 8 to 10 in Periodic Table of the elements, molybdenum and tungsten, carried on the ion-exchanged molecular sieve or the calcined product thereof, wherein the ion-exchanged molecular sieve is obtained by ion-exchanging a molecular sieve, which includes nanocrystals having a pore structure of ten-membered rings or eight-membered rings and having a ratio of the pore volume to the external surface area ([pore volume]/[external surface area]) of 2.0×1002-24-2011

Kazumi Hayasaka, Kawasaki JP

Patent application numberDescriptionPublished
20110175645Semiconductor device, information processing apparatus, and method for configuring circuits of semiconductor device - Disclosed is a semiconductor device including a circuit information supply unit that supplies circuit information acquired from an outside of the semiconductor device; circuit configuration units that configure respective circuits based on the circuit information supplied from the circuit information supply unit; a specification unit that specifies whether to execute circuit configuration with respect to the circuit configuration unit; and a signal fixation unit that fixes values of signals outputted from the circuit configuration units to a designated value during a period at which the specified circuit configuration unit configures corresponding circuits based on the circuit information.07-21-2011
20110182384RECEPTION CIRCUIT, INFORMATION PROCESSING DEVICE, AND BUFFER CONTROL METHOD - A reception circuit that receives data in serial communications through a plurality of lanes includes a plurality of buffers provided for each of the plurality of lanes that each stores data received through corresponding lane, a multilane control circuit that detects the skew between the lanes, and outputs an adjustment instruction for adjusting a read address of a buffer and a deskew information indicating that a skew adjustment between which buffer the lanes is to be performed based on the detected skew, and a plurality of address control circuits provided for each of the plurality of lanes that each transmits the adjustment instruction to a corresponding buffer when receiving the deskew information, wherein the buffer that has received the adjustment instruction adjusting its read address.07-28-2011
20110194651SERIAL DATA RECEIVER CIRCUIT APPARATUS AND SERIAL DATA RECEIVING METHOD - A serial data receiver circuit apparatus to receive serial data delimited by a first bit length, the circuit apparatus includes: a serial/parallel converter circuit to convert the serial data into parallel data of a second bit length that is smaller than the first bit length; a data hold circuit to hold a plurality of parallel data; a detector circuit to detect a delimiter position in the received serial data; a detected position hold circuit to generate a select signal to select data included in the parallel data stored in the data hold circuit; and a selector circuit to select data in units of the second bit length starting from the data delimiter position based on the select signal.08-11-2011
20110228861DATA TRANSFER SYSTEM, A RECEPTION DEVICE OF THE DATA TRANSFER SYSTEM AND A CONTROL METHOD OF THE DATA TRANSFER SYSTEM - A data transfer system transfers data via a plurality of signal lines and controls to select the signal lines to adapt reduction and lane reversal. The signal line control unit has a signal creation unit that creates a first selection signal when the signal lines are reduced according to the abnormal detection from the abnormal detection unit, and a signal output unit that outputs a second selection signal when a connection of the second selection signal indicating that any one or both signal line of a second pair of signal lines is changed in case of a lane reversal that connects a plurality of signal lines in a down order from a highest bit to a lowest bit of a sending device side with a plurality of signal in a up order from a highest bit to a lowest bit of a reception device side.09-22-2011

Patent applications by Kazumi Hayasaka, Kawasaki JP

Masashi Hayasaka, Kakuda-Shi JP

Patent application numberDescriptionPublished
20090168358Power drive unit - A power drive unit is configured to comprise a heat sink, a power module pressed by a press member to the heat sink to be fastened thereto and a spring member that has a substantially circular shape and is installed between the power module and the press member. With this, the power module can be fastened to the heat sink without incurring layout limitation, degradation of heat release performance and the like. Also, since the power drive unit further includes a projection that protrudes from the press member to be engaged with an engagement hole bored at the center of the spring member, engagement of the projection of the press member with the engagement hole of the spring member functions to prevent displacement of the press member relative to the spring member, thereby making loads acting on the power modules uniform.07-02-2009

Masatoshi Hayasaka, Haga-Gun JP

Patent application numberDescriptionPublished
20090099749Vehicle collision decision apparatus - The vehicle collision decision apparatus has first acceleration detectors and a second acceleration detector for detecting an acceleration of the vehicle in a longitudinal direction, and third acceleration detectors for detecting an acceleration of the vehicle in a transverse direction thereof. When the vehicle is involved in an offset collision, the front airbags of the vehicle are activated based on accelerations detected by the first acceleration detectors and the second acceleration detector. Thereafter, the curtain airbags of the vehicle are reliably activated.04-16-2009

Noboru Hayasaka, Kawasaki JP

Patent application numberDescriptionPublished
20100052212METHOD OF RESIN SEALING ELECTRONIC PART - A method of resin sealing an electronic part, includes the steps of: providing a board where one or more of the electronic parts are mounted in an upper mold; melting a resin material received in a cavity forming part of a lower mold; and dipping the electronic part held by the upper mold into the molten resin so that the resin sealing is achieved. The resin material is received in the cavity forming part of the lower mold after the resin material is pressurized and dispersed in a sealing resin supply apparatus.03-04-2010

Patent applications by Noboru Hayasaka, Kawasaki JP

Nobuo Hayasaka, Yokohama-Shi JP

Patent application numberDescriptionPublished
20110101522Multichip semiconductor device, chip therefor and method of formation thereof - A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal formed in a through hole that passes through the semiconductor substrate and the interlayer insulating film. The chip with the connect plug is electrically connected with another chip by that connect plug.05-05-2011

Nobuo Hayasaka, Yokosuka-Shi JP

Patent application numberDescriptionPublished
20080237888Multichip semiconductor device, chip therefor and method of formation thereof - A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal formed in a through hole that passes through the semiconductor substrate and the interlayer insulating film. The chip with the connect plug is electrically connected with another chip by that connect plug.10-02-2008
20110215443Multichip semiconductor device, chip therefor and method of formation thereof - A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal formed in a through hole that passes through the semiconductor substrate and the interlayer insulating film. The chip with the connect plug is electrically connected with another chip by that connect plug.09-08-2011

Patent applications by Nobuo Hayasaka, Yokosuka-Shi JP

Nobuo Hayasaka, Kanagawa-Ken JP

Patent application numberDescriptionPublished
20080251385PLATING APPARATUS - A plating method and apparatus for a substrate fills a metal, e.g., copper, into a fine interconnection pattern formed in a semiconductor substrate. The apparatus has a substrate holding portion 10-16-2008
20080296165PLATING APPARATUS - A plating method and apparatus for a substrate fills a metal, e.g., copper, into a fine interconnection pattern formed in a semiconductor substrate. The apparatus has a substrate holding portion 12-04-2008

Nobuyuki Hayasaka, Matsumoto JP

Patent application numberDescriptionPublished
20100193055LIQUID-SUCTIONING TANK AND DROPLET DISCHARGE DEVICE PROVIDED WITH THE SAME - A liquid-suctioning tank includes a liquid inflow port, a gas outflow port, a baffle plate and a guide member. The liquid inflow port communicates with an upper space of a surface of a liquid, and configured and arranged to be connected to a liquid-suctioning object. The gas outflow port communicates with the upper space, and configured and arranged to be connected to a suctioning device so that a negative pressure is applied to the upper space by the suctioning device to trap liquid from the liquid-suctioning object using suction. The baffle plate is disposed in the upper space so that the liquid flowing from the liquid inflow port collides against the baffle plate. The guide member has a guiding wall configured and arranged to guide the liquid that has collided with the baffle plate from the baffle plate toward the surface of the liquid.08-05-2010

Noriaki Hayasaka, Miyagi JP

Patent application numberDescriptionPublished
20120097751CARBON DIOXIDE COATING METHOD AND DEVICE THEREFOR - The present invention provides a low environmental burden type coating method using carbon dioxide and a coating device therefor that carry out carbon dioxide coating in which carbon dioxide is substituted for all or a portion of a diluent solvent (thinner) used in organic solvent-based spray coating, the coating method being configured to prevent deposition of a polymer of a paint component that has entered as a result of backflow by preliminarily adding, to carbon dioxide, a true solvent component of the paint in at least an amount required for saturated solubility (20% to 50% per weight of carbon dioxide) to lower the dissolving power of carbon dioxide with respect to the true solvent component. According to the present invention, it is possible to provide a coating method and a device therefor capable of considerably reducing VOC generation, and a coating method and a device therefor capable of performing stable carbon dioxide coating of a one-liquid curing type or two-liquid curing type paint.04-26-2012

Satoshi Hayasaka, Miyagi-Ken JP

Patent application numberDescriptionPublished
20080258868KEYLESS ENTRY SYSTEM - A keyless entry system is provided that includes a vehicle-side device and a portable device. The vehicle-side device includes a vehicle-side transmission unit and a vehicle-side reception unit. The vehicle-side transmission unit is installed in a vehicle and connected to plural transmission antennas. The vehicle-side transmission unit transmits a request signal via signal lines. The vehicle-side reception unit receives an answer signal. The portable device includes a portable device-side reception unit that receives the request signal, and a portable device-side transmission unit that transmits the answer signal. The vehicle-side device includes a vehicle-side control unit that performs a predetermined control when the answer signal from the portable device is authenticated. The portable device includes a portable device-side control unit that detects the intensity of the signals transmitted from the plural transmission antennas. The vehicle-side control unit or the portable device-side control unit calculates distances between the portable device and the respective transmission antennas based on data of the intensity of the signals transmitted from the plural transmission antennas detected by the portable device-side control unit. When an added value of the distances calculated based on two of the intensity data is smaller than a predetermined threshold value, it is determined that the portable device is located inside the vehicle.10-23-2008
20100201483MOBILE DEVICE FOR VEHICLE - A mobile device for a vehicle includes a receiving unit that receives transmission signals transmitted from individual transmitting antennas of a vehicle-side device; a control unit that determines distances to the individual transmitting antennas using the signal strengths of the received transmission signals; and a transmitting unit that transmits, to the vehicle-side device using wireless communication, data items indicating the distances. In a time period in which communication is not performed between the mobile device and the vehicle-side device, the signal strength of a received signal is measured, thereby obtaining a measurement value, and the measurement value is stored as a noise element in a memory. When communication between the mobile device and the vehicle-side device is performed, correction for noise is performed on the signal strengths of the transmission signals transmitted from the transmitting antennas, and the distances are determined.08-12-2010

Patent applications by Satoshi Hayasaka, Miyagi-Ken JP

Shinichi Hayasaka, Yamagata JP

Patent application numberDescriptionPublished
20100108433ELECTROACOUSTIC TRANSDUCER DIAPHRAGM - A method for manufacturing an electroacoustic transducer diaphragm of a multilayered structure which includes a first diaphragm layer made from a synthetic resin material and molded into a predetermined shape through injection molding, and a second diaphragm layer laminated in close contact with the first diaphragm layer and made from a material differing from that of the first diaphragm layer, the method includes inserting the second diaphragm layer into a mold for injection molding, and forming the first diaphragm layer integrally with the second diaphragm layer by injection foam-molding within the injection mold.05-06-2010

Patent applications by Shinichi Hayasaka, Yamagata JP

Shinichiro Hayasaka, Miyagi-Gun JP

Patent application numberDescriptionPublished
20110120563GAS SUPPLY SYSTEM, SUBSTRATE PROCESSING APPARATUS AND GAS SUPPLY METHOD - A gas supply system for supplying a gas into a processing chamber for processing a substrate to be processed includes: a processing gas supply unit; a processing gas supply line; a first and a second branch line; a branch flow control unit; an additional gas supply unit; an additional gas supply line; and a control unit. The control unit performs, before processing the substrate to be processed, a processing gas supply control and an additional gas supply control by using the processing gas supply unit and the additional gas supply unit, respectively, wherein the additional gas supply control includes a control that supplies the additional gas at an initial flow rate greater than a set flow rate and then at the set flow rate after a lapse of a period of time.05-26-2011

Shinichiro Hayasaka, Miyagi JP

Patent application numberDescriptionPublished
20120046774SUBSTRATE PROCESSING APPARATUS, CONTROL METHOD ADOPTED IN SUBSTRATE PROCESSING APPARATUS AND PROGRAM - A substrate processing apparatus according to the present invention comprises a plurality of processing chambers, discharge systems each provided in conjunction with one of the processing chambers and a common discharge system connected with the discharge systems of at least two processing chambers among the discharge systems provided in conjunction with the individual processing chambers. The common discharge allows a switch-over between a scrubbing common discharge system that discharges discharge gas from each processing chamber after scrubbing the discharge gas at a scrubbing means and a non-scrubbing common discharge system that directly discharges the discharge gas from the discharge system of the processing chamber without scrubbing at the scrubbing means. In this substrate processing apparatus, switch-over control is executed to select either the scrubbing common discharge system of the non-scrubbing common discharge system in correspondence to the type of processing executed in the processing chamber.02-23-2012

Shinya Hayasaka, Kasugai-Shi JP

Patent application numberDescriptionPublished
20090250292Automotive sound-absorbing material - A thin and light-weight automotive sound-absorbing material with a superior sound-absorbing property, which can be used, for example, for automotive insulator to keep the interior of an automobile quiet. This automotive sound-absorbing material has a laminate structure comprising a sound-absorbing layer, an intermediate layer, and a sound-absorbing layer. The intermediate layer comprises a film made of thermoplastic resin with a thickness of 10 to 100μ, on which small pores are uniformly opened in such a manner that the aperture ratio would be 0.05 to 5%. The sound-absorbing layers comprise an aggregate of fibers such as felt, glass wool, etc. or porous synthetic resin layer, such as urethane foam, etc.10-08-2009

Shinya Hayasaka, Konan-Shi JP

Patent application numberDescriptionPublished
20110272960SOUND ABSORPTION SHEET FOR MOTOR VEHICLES AND ENGINE UNDER COVER FOR MOTOR VEHICLES USING SOUND ABSORPTION SHEET - A sound absorption sheet is constructed by both films which are made of a fire-retardant polyethylene resin and layered with each other. The film has a flat film portion and a large number of air bubble portions. The flat film portion is adhered at its rear face to the flat film from the side of the front face. A large number of air bubble portions are dispersed in a staggered arrangement with each other along the planar direction of the film and raised and formed cylindrically along the thickness direction of the flat film portion in a direction separating from the film.11-10-2011

Shoichi Hayasaka, Susono-Shi JP

Patent application numberDescriptionPublished
20100067740Pedestrian Detection Device and Pedestrian Detection Method - A near-infrared night vision device to which a pedestrian detection device is applied includes a near-infrared projector, a near-infrared camera, a display and an ECU. By executing programs, the ECU constitutes a pedestrian candidate extraction portion and a determination portion. The pedestrian candidate extraction portion extracts pedestrian candidate regions from near-infrared images. The determination portion normalizes the sizes and the brightnesses of the pedestrian candidates extracted by the pedestrian candidate extraction portion, and then computes the degrees of similarity between the normalized pedestrian candidates. The determination portion determines that a pedestrian candidate having two or more other pedestrian candidates whose degree of similarity with the pedestrian candidate is greater than or equal to a predetermined value is not a pedestrian.03-18-2010
20100226532Object Detection Apparatus, Method and Program - An object detection apparatus for detecting an object from an image obtained by taking a front view picture of a road in a traveling direction of a vehicle includes a camera unit for taking the front view picture of the road and inputting the image; a dictionary modeling the object; a search unit for searching the image with a search window; a histogram production unit for producing a histogram by comparing the image in the search window with the dictionary and counting a detection frequency in a direction parallel to a road plane; and a detection unit for detecting the detection object by detecting a unimodal distribution from the histogram.09-09-2010

Shoichi Hayasaka, Shizuoka-Ken JP

Patent application numberDescriptionPublished
20080232198Object Detection Apparatus and Method - A reflection-point estimation section constituting an object detection apparatus first calculates a rotational correction angle for each estimated reflection point P09-25-2008

Takaharu Hayasaka, Toride-Shi JP

Patent application numberDescriptionPublished
20090014936SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS - The present invention provides a sheet processing apparatus and an image forming apparatus which can achieve reduction of running cost. A notch part forming portion 01-15-2009
20090035002SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS - There are provided a sheet processing apparatus and an image forming apparatus which can adjust adhesive strength by a simple configuration.02-05-2009
20090039585SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS - A current invention provides a sheet processing apparatus and an image forming apparatus capable of obtaining a sheet bundle which can be double-leaved and released without use of any binding device. A slit S to which a projection Pa provided at an end portion opposite to a side to be bound by a binding portion of a front cover P02-12-2009

Takashi Hayasaka, Minato JP

Patent application numberDescriptionPublished
20090195863Optical amplification apparatus, optical communication apparatus, and optical communication method - A Raman amplifier inputs pump light into an optical fiber (transmission path) through which an optical signal passes, to amplify the optical signal. An optical receiving unit is provided downstream of the Raman amplifier and monitors the power of the optical signal amplified by the Raman amplifier. A calculating unit determines Raman amplification gain based on the power of the optical signal monitored by the optical receiving unit, and calculates the power of a noise component included in the optical signal based on the gain. The calculating unit, in real-time, calculates the power, which varies in complicated manners depending on conditions, and outputs information concerning to the power to another apparatus at a frequency on the order of milliseconds.08-06-2009

Tatsuya Hayasaka, Saitama JP

Patent application numberDescriptionPublished
20100217049Process for Dehydration of Hexafluoroacetone Hydrate - [Task] To provide a process for producing anhydrous hexafluoroacetone from hexafluoroacetone hydrate. To provide a process taking environment into consideration, that does not require a treatment of wastes, such as waste sulfuric acid, containing organic substances, which is inevitable in processes conducted hitherto using concentrated sulfuric acid, fuming sulfuric acid, and the like.08-26-2010

Tatsuya Hayasaka, Iruma-Gun JP

Patent application numberDescriptionPublished
20120136177Process for Preparation of Hexafluoroacetone Monohydrate - Disclosed is a method for producing hexafluoroacetone monohydrate by (1) allowing, in an organic solvent, hexafluoroacetone to be absorbed into water or a hexafluoroacetone hydrate (water addition method) or by (2) an easy method in which a hexafluoroacetone hydrate is mixed with an organic solvent and then distillation is conducted, thereby removing a mixture of water and the organic solvent as a low-boiling-point composition and obtaining a mixture of hexafluoroacetone monohydrate and the organic solvent as a high-boiling-point composition (dehydration method).05-31-2012

Yasushi Hayasaka, Mito JP

Patent application numberDescriptionPublished
20090010760METHOD OF CORRECTING BALANCE OF GAS TURBINE - A method of correcting the balance of a gas turbine formed so that a balance between the generator side shaft end of a rotor and the shaft end of the gas turbine can be corrected within the range of service rotational speed. In the method, after the rotor is assembled in a casing, the balance is corrected while the rotor is rotated up to a high service rotational speed to remove its residual unbalance at the high rotational speed at which an unbalance due to the elastic deformation of the rotor occurs so as to reduce a vibration due to the unbalance. Accordingly, when the gas turbine is assembled, the residual unbalance resulting from the assembly of the gas turbine, a compressor, and a generator formed on a same rotating axis can be reduced. As a result, the gas turbine which does not increase a vibration at a critical speed can be provided.01-08-2009
20090097980STEAM TURBINE ROTOR BLADE ASSEMBLY - The present invention is a steam turbine rotor blade assembly including: an airfoil; a shroud provided at a tip of the airfoil; a blade root (dovetail) projecting toward a radially internal circumferential side of a turbine rotor and fitted to a root attachment provided on an outer circumferential portion of the turbine rotor; a platform provided between the airfoil and the blade root; a pin provided between the blade root and the root attachment; a bore formed between respective surfaces of the shrouds facing each other and included in the respective adjacent rotor blades; and a bar-like member provided in the bore.04-16-2009
20090160282Permanent-Magnet Generator Rotor for Gas Turbine, Manufacturing Method Therefor, and Gas Turbine - A permanent-magnet generator rotor comprising a first rotor shaft end portion having in the axial center a hollow portion through which a bolt is passed; a second shaft end portion having in the axial center a hollow portion and a bearing portion through which the bolt is passed. A magnetic cylindrical body is sandwiched between the first and second shaft end portions. The permanent-magnet generator rotor includes the magnetic cylindrical body fixed between the first and second shaft ends, a permanent magnet held on the outer circumferential surface of the magnetic cylindrical body; a non-magnetic cylindrical body shrink-fit onto the outer circumferential surface of the permanent magnet; a stator disposed around the permanent magnet; and the bolt penetrating through the first and second shaft ends; the hollow portions in the generator, and the magnetic cylindrical body.06-25-2009
20100111701TURBINE ROTOR BLADE AND FIXATION STRUCTURE THEREOF - Disclosed is a turbine rotor blade that is highly manufacturable and capable of reducing the stress caused by centrifugal force. The turbine rotor blade includes: a vane portion having a blade leading edge which is positioned upstream in the distribution direction of working fluid, and a blade trailing edge which is positioned downstream of the blade leading edge; and a blade base portion which is extended unidirectionally on a base side of the vane portion and engaged with a blade groove formed in the outer circumference of a turbine rotor. The turbine rotor circumferential position of the end of the blade base portion on the side toward the blade leading edge is different from the turbine rotor circumferential position of the end of the blade base portion on the side toward the blade trailing edge.05-06-2010

Patent applications by Yasushi Hayasaka, Mito JP

Yukihiro Hayasaka, Saitama JP

Patent application numberDescriptionPublished
20080271707Liquefied Gas Fuel Supply Device of Diesel Engine - In a diesel engine system of a liquefied gas fuel, the present invention aims at the prevention of storing of the liquefied gas fuel in a cam chamber even when a diesel engine repeats stopping and operation thereof without returning the liquefied gas fuel in a fuel gallery of a fuel pressurizing device such as a supply pump or an injection pump to a fuel tank. An electrically-operated compressor 11-06-2008