Hiroaki Yamada
Hiroaki Yamada, Yokkaichi-Shi JP
Patent application number | Description | Published |
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20080308132 | SEMICONDUCTOR SUBSTRATE CLEANING METHOD USING BUBBLE/CHEMICAL MIXED CLEANING LIQUID - A method has been disclosed which cleans a semiconductor substrate using a cleaning liquid produced by mixing bubbles of a gas into an acid solution in which the gas has been dissolved to the saturated concentration and which brings the zeta potentials of the semiconductor substrate and adsorbed particles into the negative region by the introduction of an interfacial active agent. Alternatively, a semiconductor substrate is cleaned using a cleaning liquid produced by mixing bubbles of a gas into an alkaline solution in which the gas has been dissolved to the saturated concentration and whose pH is 9 or more. | 12-18-2008 |
20090011570 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - A method of manufacturing a semiconductor device includes removing a part of a semiconductor substrate to form a protruding portion and a recess portion in a surface area of the semiconductor substrate, forming a first epitaxial semiconductor layer in the recess portion, forming a second epitaxial semiconductor layer on the protruding portion and the first epitaxial semiconductor layer, removing a first part of the second epitaxial semiconductor layer with a second part of the second epitaxial semiconductor layer left to expose a part of the first epitaxial semiconductor layer, and etching the first epitaxial semiconductor layer from the exposed part of the first epitaxial semiconductor layer to form a cavity under the second part of the second epitaxial semiconductor layer. | 01-08-2009 |
20110088731 | SEMICONDUCTOR SUBSTRATE CLEANING METHOD USING BUBBLE/CHEMICAL MIXED CLEANING LIQUID - A method has been disclosed which cleans a semiconductor substrate using a cleaning liquid produced by mixing bubbles of a gas into an acid solution in which the gas has been dissolved to the saturated concentration and which brings the zeta potentials of the semiconductor substrate and adsorbed particles into the negative region by the introduction of an interfacial active agent. Alternatively, a semiconductor substrate is cleaned using a cleaning liquid produced by mixing bubbles of a gas into an alkaline solution in which the gas has been dissolved to the saturated concentration and whose pH is 9 or more. | 04-21-2011 |
Hiroaki Yamada, San Jose, CA US
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20110052189 | OPTICAL DEVICE FOR REARRANGING WAVELENGTH CHANNELS - An optical device for rearranging wavelength channels in an optical network is disclosed. The optical device has a wavelength selective coupler having one input port and a plurality of output ports coupled to a plurality of input ports of an optical grating demultiplexor such as an arrayed waveguide grating. The wavelength channels in each of the input ports are dispersed by the demultiplexor and are directed to a plurality of output ports of the optical grating demultiplexor. As a result, at least one wavelength channel at each of the input ports of the optical grating demultiplexor is coupled into a common output port. The optical device is useful in passive optical networks wherein a same demultiplexor is used for simultaneous multiplexing and demultiplexing of wavelength channels. | 03-03-2011 |
20120195544 | OPTICAL INTERFEROMETER - An optical interferometer for demodulating a differential phase shift keying optical signal includes a planar lightwave circuit and at least one free space delay line optically coupled to the planar lightwave circuit. The planar lightwave circuit has a waveguide splitter, a waveguide coupler, and a phase adjuster. In operation, the splitter splits the optical signal into equal portions, the phase adjuster adjusts the relative phase of the optical signal portions, and the free space delay line provides one-bit delay between the portions of the optical signal. The delayed signals are mixed in the waveguide coupler. The free space delay line can be made variable for adjustment of the bit delay for operation at different bit rates, and/or for optimization of the interferometer performance. | 08-02-2012 |
Hiroaki Yamada, Kyoto-Shi JP
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20110026407 | CONTROLLER - This invention enables an abnormality analysis to be easily and reliably performed in the FA system of the EtherCAT (registered trademark). A controller has a protocol monitor function of operating in a monitor system program, and constantly monitors data communicated with a remote device. The controller has an abnormality diagnosis function of detecting abnormality, and thus holds the data monitored immediately before when abnormality is detected. As the protocol monitor function is incorporated, a protocol monitor does not need to be newly plugged into the network as an external device after the occurrence of abnormality, and the data that becomes the cause can be held from the abnormality that occurred first by monitoring from the beginning of the operation of the system and can be used for analysis. | 02-03-2011 |
Hiroaki Yamada, Yasu-Shi JP
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20110011516 | PROCESS FOR PRODUCING CERAMIC SUBSTRATE - A shrinkage suppression layer used in the production of a ceramic substrate according to a non-shrinkage process provides favorable removal performance while sufficiently ensuring the restraining performance of the shrinkage suppression layer. Resin beads, which disappear at a temperature lower than the sintering temperature of a low-temperature sintering ceramic material of a base material layer to form open bores in a shrinkage suppression layer, are added to the shrinkage suppression layer and dispersed uniformly at least in a principal surface direction. The shrinkage suppression layer provides sufficient restraining performance to the base material layer in the step of firing, and after the firing, forms open bores, thereby improving the removal performance of the shrinkage suppression layer. | 01-20-2011 |
Hiroaki Yamada, Saitama JP
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20100060108 | ELECTRONIC COMPONENT FOR SURFACE MOUNTING - An electronic component, which is surface-mounted on a wiring board by soldering, and in which the occurrence of cracks in the solder after surface-mounting is suppressed, may include: a member constituting at least part of a container and made of ceramic; and an external terminal provided on the outer surface of the member and used in surface-mounting the electronic component on the wiring board by solder. The film thickness of a layer constituting the external terminal is designed so that when the thermal expansion coefficient of the ceramic constituting the member is α | 03-11-2010 |
20130020911 | PIEZOELECTRIC VIBRATING PIECE AND PIEZOELECTRIC DEVICE - A piezoelectric vibrating device and a piezoelectric vibrating piece including an excitation unit, a framing portion and a connecting portion are provided. The excitation unit includes a first side extending in a first direction and a second side extending in a second direction. The connecting portion has a thickness of a first thickness in a third direction perpendicular to the first direction and the second direction. The excitation unit includes a first region, a second region and a third region. The pair of excitation electrodes are disposed on the first region. The second region with the first thickness is directly connected to the connecting portion. The third region is disposed between the first region and the second region. The third region has a thickness in the third direction of a second thickness. The second region has a thickness in the third direction that is thicker than the second thickness. | 01-24-2013 |
20130214648 | PIEZOELECTRIC VIBRATION ELEMENT AND PIEZOELECTRIC DEVICE - A piezoelectric vibration element includes a piezoelectric piece, a pair of excitation electrodes, and a pair of extraction electrodes. The piezoelectric piece has a rectangular shape with long sides and short sides and a first principal surface and a second principal surface. The piezoelectric piece includes a mesa portion thicker than a peripheral portion at least on the first principal surface. The excitation electrode is larger than an area of the mesa portion and covers the mesa portion on the principal surface where the mesa portion is formed. The excitation electrode has a center away from a center of the piezoelectric piece toward another short side by a first distance. The mesa portion has a center away from the center of the piezoelectric piece to the other short side by a second distance. The second distance is different from the first distance. | 08-22-2013 |
Hiroaki Yamada, Tokyo JP
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20080244111 | Information Processing Terminal, Data Transfer Method, and Program - There is provided an information processing terminal that is provided with an IC chip that is capable of non-contact communication with a reader/writer. The information processing terminal includes a first storage portion, a second storage portion, and a data transfer portion. The first storage portion is provided within the IC chip and is capable of storing at least one type of data item that is used by the IC chip. The second storage portion is disposed outside the IC chip. The data transfer portion transfers the data item between the first storage portion and the second storage portion in accordance with a user input. | 10-02-2008 |
20080263127 | INFORMATION DISTRIBUTION SYSTEM, INFORMATION PROCESSING SERVER, DISTRIBUTION SERVER, COMMUNICATION APPARATUS, PROGRAM AND INFORMATION DISTRIBUTION METHOD - There is provided a communication apparatus including an identification data generation portion to generate identification data, an identification data storage portion to store the identification data generated by the identification data generation portion, a basic data reception portion to receive basic data from an information processing server through a given communication path, the basic data containing prescribed first data specifying service data generated in the distribution server and containing data to be used in an IC chip capable of con tactless communication with a reader/writer, and prescribed identification data, and a data acquisition portion to acquire the service data generated based on the basic data in the distribution server from the distribution server if the prescribed identification, data matches with the identification data stored in the identification data storage portion. | 10-23-2008 |
20080284560 | Information Processing System, Control Information Processing Device, and Program - There is provided an information processing system that includes an information processing terminal equipped with an IC chip capable of non-contact communication with a reader/writer, a data provider device that stores a first data record for creating service data, and a control information processing device that creates the service data and transmits the service data to the information processing terminal. The information processing terminal includes a terminal communication portion that acquires the first data record from the data provider device and transmits the first data record to the control information processing device. The control information processing device includes a control communication portion that receives the first data record, a control storage portion that stores a second data record for creating the service data, and a data creation portion that creates the service data based on the first data record and the second data record. | 11-20-2008 |
20100049984 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING PROGRAM AND INFORMATION PROCESSING SYSTEM - An information processing apparatus according to the present application includes a first application allowed to access the IC chip, including an IC chip in which predetermined data is recorded, an IC chip reading unit that reads the data recorded in the IC chip, and a signature data generation unit that generates signature data by performing encryption processing on the recorded data read by the IC chip reading unit and a second application not allowed to access the IC chip, including a server access unit that requests acquisition of content from an information providing server by receiving the signature data and the recorded data from the first application and transmitting the signature data and the recorded data to the information providing server that provides predetermined content. | 02-25-2010 |
20140167916 | Information Processing System, Control Information Processing Device, and Program - There is provided an information processing system that includes an information processing terminal equipped with an IC chip capable of non-contact communication with a reader/writer, a data provider device that stores a first data record for creating service data, and a control information processing device that creates the service data and transmits the service data to the information processing terminal. The information processing terminal includes a terminal communication portion that acquires the first data record from the data provider device and transmits the first data record to the control information processing device. The control information processing device includes a control communication portion that receives the first data record, a control storage portion that stores a second data record for creating the service data, and a data creation portion that creates the service data based on the first data record and the second data record. | 06-19-2014 |
Hiroaki Yamada, Shizuoka JP
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20110180318 | Electric junction box - There is provided an electric junction box ( | 07-28-2011 |
20120073851 | WATERPROOF BOX - The present invention provides a waterproof box which can improve water performance and work efficiency, and can reduce space. When washing water hits in the lower surface | 03-29-2012 |
20120097693 | WATERPROOF BOX | 04-26-2012 |
Hiroaki Yamada, Yokohama-Shi JP
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20120031441 | SUBSTRATE CLEANING APPARATUS AND SUBSTRATE CLEANING METHOD - A substrate cleaning apparatus, comprises a process tank that holds a mixture containing a hydrogen peroxide solution and sulfuric acid and is used for cleaning a substrate immersed in said mixture; circulation piping that extends between a primary side of said process tank on which said mixture is injected into said process tank and a secondary side of said process tank on which said mixture is discharged from said process tank and has a pump for causing circulation of said mixture; a heater disposed in said circulation piping configured to heat said mixture to a predetermined temperature; a chemical injection pipe configured to inject a hydrogen peroxide solution into said circulation piping at a position between the primary side of said process tank and a secondary side, which is a downstream side, of said heater; and a filter disposed in said circulation piping configured to remove particles in said mixture. | 02-09-2012 |
Hiroaki Yamada, Kakegawa-Shi JP
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20120043104 | ELECTRIC JUNCTION BOX - The present invention is to provide an electric junction box which can minimize a case by reducing the capacity of a cover without damage of electric wires. A wiring harness L | 02-23-2012 |
Hiroaki Yamada, Sayama JP
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20120212107 | GT-CUT QUARTZ CRYSTAL RESONATOR - A GT-cut crystal resonator that can be provided with a support portion having a small and simple configuration without adverse effect on vibration characteristics includes: a crystal plate formed in an elliptical shape with a major axis and a minor axis respectively corresponding to vibration directions of two longitudinal vibration modes orthogonal to each other in a GT-cut; and a support portion that supports the crystal plate, the support portion being connected to a position on an outer periphery of the crystal plate where a minimum vibration displacement is obtained when the two longitudinal vibration modes are coupled. | 08-23-2012 |
Hiroaki Yamada, Hokkaido JP
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20120245119 | METHOD FOR SEPARATING SIALYLLACTOSE MATERIAL - A method for easily and efficiently separating a sialyllactose material from a milk material is disclosed. The method comprises removing proteins from the milk material to obtain a protein-free liquid, adjusting the pH of the protein-free liquid to obtain a pH-adjusted liquid, and concentrating the pH-adjusted liquid by an ultrafiltration (UF) membrane. Since the method also allows separation of sialyllactose from lactose and minerals, sialyllactose can be obtained with high purity, making the sialyllactose material highly useful for food, pharmaceutical, and other applications. | 09-27-2012 |
Hiroaki Yamada, Makinohara-Shi JP
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20130028683 | BOLT SUPPORT STRUCTURE - There is provided a bolt support structure which can absorb displacement of a bus bar and prevent the bus bar from bending during fastening of bolt, having a bolt including a head portion and a shaft portion and a mount portion to which the head portion is mounted movable in an axial direction of the shaft portion. The mount portion includes a bottom and upper plates between which a large-diameter portion of the head portion is positioned. The shaft portion and a small-diameter portion of the head portion are passed through a notch of the upper plate. A gap between the bottom and upper plates is larger than the thickness of the large-diameter portion. After the head portion is mounted to the mount portion, the nut is attached to the shaft portion so that the bus bar and the terminal clamp are sandwiched between the head portion and the nut. | 01-31-2013 |
20140335743 | ROUND TERMINAL FIXATION STRUCTURE - A round terminal fixation structure is a structure for fixing a round terminal connected to an end of an electric wire to a bus bar in an overlapping manner with a bolt. The round terminal includes: a bolt insertion portion with a first through-hole into which the bolt is inserted; a core wire crimp portion for crimping a core wire of the electric wire; and an insulating cover crimp portion. The bus bar includes: a flat plate portion with a second through-hole; a pair of standing pieces vertically extended from the flat plate portion for positioning the core wire crimp portion in between the pair of standing pieces while the first and second through-holes are overlapped with each other; and connection portions electrically connected to the relay or the fuse. A gap between the pair of standing pieces is formed smaller than a width of the bolt insertion portion. | 11-13-2014 |
Hiroaki Yamada, Kisarazu-Shi JP
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20130209796 | POLYCARBONATE WITH HARD COAT LAYER - Provided is a polycarbonate with a hard coat layer, which is excellent in transparency, high surface hardness, weather resistance, chemical resistance, durability, and heat resistance. The polycarbonate with a hard coat layer includes a hard coat film ( | 08-15-2013 |
Hiroaki Yamada, Kiyosu-Shi JP
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20140015234 | SEAT CUSHION AIRBAG DEVICE - A seat cushion airbag device mountable to a vehicle seat, includes an airbag includes an inflation portion including an upper fabric portion and a lower fabric portion joined to form a bag shape. The inflation portion is inflated between a support portion and a seat cushion of the vehicle seat by an inflating fluid supplied in response to an impact applied to the vehicle from a front side, such that a seat surface of the seat portion bulges, thereby suppressing a forward movement of an object to be restrained on the seat portion. The airbag further includes a restriction member which extends in a front-rear direction of the vehicle seat within the inflation portion and which bridges the upper fabric portion and the lower fabric portion to restrict an inflated thickness of the inflation portion in the upper-lower direction. | 01-16-2014 |
Hiroaki Yamada, Yokkaichi JP
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20130273744 | SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS - A method of processing a substrate is disclosed. The method uses a substrate processing apparatus including a processing tank that retains a processing liquid and that accommodates a workpiece substrate, a recirculation system recirculating the processing liquid into the processing tank by supplying the processing liquid heated by a recirculation system heater from a lower portion of the processing tank and collecting the processing liquid from an upper portion of the processing tank, a plurality of heaters distributed on an upper portion and a lower portion of the processing tank to heat the processing liquid. The method includes setting a first temperature setpoint to a heater located on the upper portion of the processing tank, and setting a second temperature setpoint lower than the first temperature setpoint to a heater located on the lower portion of the processing tank. | 10-17-2013 |