Nakatsuka, Tokyo
Hitoshi Nakatsuka, Tokyo JP
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20150153269 | Photoacoustic Imaging Apparatus - A photoacoustic imaging apparatus includes a light source portion and a signal processing portion. The signal processing portion is configured to perform imaging processing on the basis of either a first acoustic wave signal or a second acoustic wave signal by performing processing for disabling either the first acoustic wave signal corresponding to a rising edge of a pulse signal of pulsed light or the second acoustic wave signal corresponding to a falling edge of the pulse signal of the pulsed light. | 06-04-2015 |
Jun Nakatsuka, Tokyo JP
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20100143743 | STAINLESS STEEL SUBSTRATE WITH CONDUCTIVE METAL LAYER, HARD DISK SUSPENSION MATERIAL AND HARD DISK SUSPENSION MANUFACTURED BY USING THE MATERIAL - A stainless steel substrate with one or more conductive metal layers, a method for manufacturing the same, and a hard disk drive suspension material using the same that are excellent in etching accuracy and does not involve the use of any substances casing environmental burdens, while ensuring stable adhesion between the conductive metal layers on the stainless steel substrate and the polyimide-based resin layer. The conductive metal layers are formed to have a total thickness ranging from 0.1 to 10 ?m, a centerline average surface roughness Ra from 0.05 to 1 ?m, and a ten-point average surface roughness Rz from 1 to 5 ?m, respectively. | 06-10-2010 |
20100233509 | Laminate Structure Comprised of Stainless Steel Foil, Resin, and Metal Foil - The present invention provides a laminate structure with little warping comprised of a stainless steel foil, a resin, and a metal foil, that is, a laminate structure comprised of a three-layer structure of a stainless steel foil, a resin, and a metal foil wherein the stainless steel foil is comprised of mixed phases of a ferromagnetic phase and a nonferromagnetic phase and the ratio of the ferromagnetic phase is 0.1 mass % to 4.0 mass %. | 09-16-2010 |
20140287259 | STEEL FOIL AND METHOD FOR MANUFACTURING THE SAME - A steel foil according to an aspect of the present invention includes a rolled steel foil; and a Ni having <111>//RD texture plated on an outermost layer of the rolled steel foil. Regarding the steel foil, a <111> pole density in an inverse pole figure of a rolling direction may be 3.0 or more and 6.0 or less. | 09-25-2014 |
20150030912 | RESIN-METAL COMPOSITE SEAL CONTAINER AND METHOD FOR PRODUCING SAME - A resin-metal composite sealed container having a heat seal part using a heat-sealing resin, between an end part of a first metal foil and an end part of a second metal foil, and a metallically sealed part with a weld bead, on the end face outside the heat sealed part of the first metal foil and the second metal foil. The resin-metal composite sealed container, wherein the melting point of the metal constituting the metal foil is higher by 300° C. or more than the thermal decomposition temperature of the heat-sealing resin, the specific gravity of the metal constituting the metal foil is 5 or more, and the weld bead is formed by a laser welding. A method for producing a metal-resin composite sealed container, comprising forming a container by heat sealing end parts of metal foils having laminated on at least one surface thereof a heat-sealing resin, and forming a metallically sealed part with a weld bead on the end faces of the metal foils by heating/welding an outer side of the heat sealed part of the container from a side of the end faces of the metal foils. | 01-29-2015 |
20150037684 | STEEL FOIL AND METHOD FOR MANUFACTURING THE SAME - A steel foil according to an aspect of the present invention includes, by mass %, C: 0.0001 to 0.02%; Si: 0.001 to 0.01%; Mn: 0.01 to 0.3%; P: 0.001 to 0.02%; S: 0.0001 to 0.01%; Al: 0.0005 to 0.1%; N: 0.0001 to 0.004%; and a balance consisting of Fe and impurities, wherein a thickness is 5 to 15 μm, and a tensile strength is more than 900 MPa and 1.200 MPa or less. | 02-05-2015 |
Junichi Nakatsuka, Tokyo JP
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20130186529 | STEEL PART FOR MACHINE STRUCTURAL USE AND MANUFACTURING METHOD THEREOF - The present invention provides a steel part for machine structural use whose fatigue strength and toughness are improved and a manufacturing method thereof. A steel part made of a steel containing, in mass %, C: 0.05 to 0.20%, Si: 0.10 to 1.00%, Mn: 0.75 to 3.00%, P: 0.001 to 0.050%, S: 0.001 to 0.200%, V: exceeding 0.20 to 0.25%, Cr: 0.01 to 1.00%, Al: 0.001 to 0.500%, and N: 0.0080 to 0.0200%, and a balance being composed of Fe and inevitable impurities, in which a steel structure contains a bainite structure having an area ratio of 95% or more, a bainite lath width is 5 μm or less, V carbide having an average grain diameter of not less than 4 nm nor more than 7 nm dispersedly exists in the bainite structure, and an area ratio of V carbide in the bainite structure is 0.18% or more. | 07-25-2013 |
Masayuki Nakatsuka, Tokyo JP
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20100309305 | PHOTOGRAPHING APPARATUS AND MICROSCOPE SYSTEM - A photographing control unit comprising a drive signal generator, an analog front end, a synchronization signal generation unit, and a system control unit controls an imager under a predetermined photographing condition, so that the imager photographs an observation image of a sample observed by a microscope and formed on a light receiving surface of the imager. A computing unit obtains inputs of a plurality of photographing parameters, determines a photographing condition based on the obtained photographing parameters, and sets the photographing condition for the photographing control unit. A display unit displays the designable ranges of the photographing parameters. Here, when the computing unit obtains the input of a priority parameter, it changes the designable range of the plurality of photographing parameters other than the priority parameter based on the priority parameter and causes the display unit to display the designable range after the change. | 12-09-2010 |
20120182411 | IMAGE-ACQUISITION DEVICE FOR MICROSCOPE AND MICROSCOPE OBSERVATION METHOD - Proper exposure is achieved within a short period of time even when image-acquisition elements are switched. Provided is an image-acquisition device for a microscope, which includes an optical-path branching section that branches light from an object into two optical paths; a first image-acquisition element and a second image-acquisition element that are respectively disposed in the two optical paths branching from the optical-path branching section and that acquire images of the light from the object under different image-acquisition conditions; and an exposure-time calculator that calculates an exposure time for the second image-acquisition element on the basis of an exposure time for the first image-acquisition element and a ratio of the image-acquisition conditions of the first and second image-acquisition elements. | 07-19-2012 |
Shinichi Nakatsuka, Tokyo JP
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20080279246 | Semiconductor laser apparatus and method for mounting semiconductor laser apparatus - According to an aspect of the present invention, there is provided a semiconductor laser apparatus including: a laser device including: a semiconductor substrate, first and second resonators formed on the semiconductor substrate, and first and second electrodes that are respectively connected with the first and the second resonators and extend away from each other; and a submount including: third and fourth electrodes respectively adhered with the first and the second electrodes; wherein each of the first and the second electrodes includes: an energizing portion covering the corresponding resonator, an adhering portion being disposed separately from the energizing portion and having a height larger than that of the energizing portion, and a stress-absorbing portion formed in the adhering portion. | 11-13-2008 |
20090042327 | Method for assembling array-type semiconductor laser device - According to an aspect of the present invention, there is provided a method for assembling a semiconductor laser device, including: preparing a laser chip including: a substrate; stripe waveguides that are formed on the substrate and that each includes a gain producing area and a window area; electrodes formed on the stripe waveguides; an insulating layer formed on the electrodes; a metal layer formed on the insulating layer; projections arranged at an interval in the window areas; and joining structures connected to the electrodes and formed in the window areas; preparing a submount including: a first solder; second solders arranged at the interval; and submount electrodes connected to the second solders; contacting the laser chip to the submount by fitting the projections with respect to the second solders; and heating the submount and the laser chip. | 02-12-2009 |
Tomomi Nakatsuka, Tokyo JP
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20110235848 | FLAT ACOUSTIC TRANSDUCER AND METHOD FOR DRIVING THESAME - A flat acoustic transducer ( | 09-29-2011 |
Yasuhiro Nakatsuka, Tokyo JP
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20140152087 | Control Device for Railway Power Conditioner and Control System for Railway Power Conditioner - Feeder sections to be a target of interchange are to be expanded in order to improve the effect of power interchange between feeders. A control device for railway power conditioner is connected to a first feeder connected to a load side of a transformer in a first railway substation including a transformer receiving power from a power grid, and a second feeder connected to a load side of a transformer in a second railway substation including a transformer receiving power from a power grid, and decides an amount of power interchanged between the first and second feeders. The control device decides the amount of power interchanged between the first and second feeders, using the received power in the first railway substation and power on the first feeder, and the received power in the second railway substation and power on the second feeder. | 06-05-2014 |
20140167701 | Power Converter and its Control Method - The invention provides a power converter including a plurality of power conversion units each connected to a different feeder, a DC energy interchange unit connected to the power conversion units and connected to a secondary battery, and a power control unit which instructs the regeneration-side power conversion unit connected to the regeneration-side feeder of the feeders, through which a regenerative current flows, and the consumption-side power conversion unit connected to the consumption-side feeder through which a current consumption flows, to output power from the regeneration-side feeder to the consumption-side feeder through the DC energy interchange unit. The power control unit also determines the voltage of the DC energy interchange unit in such a manner as to input/output energy corresponding to the sum of regenerative power of the regeneration-side feeder and consumed power of the consumption-side feeder to and from the secondary battery. | 06-19-2014 |
Yoshinori Nakatsuka, Tokyo JP
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20090082958 | Travel Route Display System - Steps executed by a travel route display system include a searching step (step S | 03-26-2009 |
20090192707 | Audio Guide Device, Audio Guide Method, And Audio Guide Program - A sound guiding apparatus enabling a user to intuitively understand traveling route information from a sound includes a position detecting unit that detects a current position of a user; a determining unit that determines a traveling direction based on the detected current position and a destination of the user; a sound generating unit that generates a sound based on the determined traveling direction; and a sound output unit that outputs the generated sound. | 07-30-2009 |
Yuta Nakatsuka, Tokyo JP
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20140011229 | FILTER SEPARATION METHOD AND FILTER SEPARATION APPARATUS USED FOR THE SAME - In a microorganism capturing device as a filter separation apparatus, a first contact chamber and a second contact chamber in each of which an object to be treated is contacted with a treatment agent are disposed apart from each other by a hydrophilic filter. The second contact chamber and a filtrate outlet are separated from each other by a hydrophobic filter. The microorganism capturing device is adapted to efficiently contact the object to be treated with the treatment agent, even if the object to be treated enters into the hydrophilic filter. | 01-09-2014 |
Yuzo Nakatsuka, Tokyo JP
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20080245475 | OPTICAL ELEMENT FORMING METAL MOLD AND METHOD OF MANUFACTURING OPTICAL ELEMENT FORMING METAL MOLD - A method of forming an optical element forming metal mold to form an optical element, having steps of: laminating a heat insulation layer | 10-09-2008 |
20090278270 | METHOD FOR MANUFACTURING MOLD FOR MOLDING OPTICAL ELEMENT - A method for manufacturing a mold for molding an optical element, wherein the mold comprising a base material having a molding base face and a covering layer provided on the molding base face of the base material, and an upper surface portion of the covering layer located above the molding base face forms a molding face, the method including: a covering step for forming a covering layer on the molding base face of the base material; a pressurizing step for pressurizing a surface of the covering layer; and a high-precision processing step for forming a molding face by applying high-precision processing onto the surface of the covering layer subsequent to the pressurizing step. | 11-12-2009 |