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Hakomori, JP
Akira Hakomori, Yamaguchi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100215987 | Aluminum nitride single crystal film, aluminum nitride single crystal multi-layer substrate and manufacturing processes thereof - In a method of manufacturing an aluminum nitride single crystal film on a substrate by heating a sapphire substrate in the presence of carbon, nitrogen and carbon monoxide, an aluminum compound which differs from the raw material sapphire substrate and the formed aluminum nitride single crystal and can control the concentration of aluminum in the heating atmosphere, such as aluminum nitride or alumina, is made existent in a reaction system to promote a reduction nitriding reaction. | 08-26-2010 |
| 20110018104 | METHOD FOR PRODUCING A LAMINATED BODY HAVING Al-BASED GROUP-III NITRIDE SINGLE CRYSTAL LAYER, LAMINATED BODY PRODUCED BY THE METHOD, METHOD FOR PRODUCING Al-BASED GROUP-III NITRIDE SINGLE CRYSTAL SUBSTRATE EMPLOYING THE LAMINATED BODY, AND ALUMINUM NITRIDE SINGLE CRYSTAL SUBSTRATE - The present invention is a method for producing a laminated body, comprising the steps of: (1) preparing a base substrate having a surface formed of a single crystal which is different from the material constituting the Al-based group-III nitride single crystal layer to be formed; (2) forming an Al-based group-III nitride single crystal layer having a thickness of 10 nm to 1.5 μm on the single crystal surface of the prepared base substrate; (3) forming on the Al-based group-III nitride single crystal layer a non-single crystal layer being 100 times or more thicker than the Al-based group-III nitride single crystal layer without breaking the previously-obtained Al-based group-III nitride single crystal layer; and (4) removing the base substrate. The method provides a substrate which can be suitably used as a base substrate for producing an Al-based group-III nitride single crystal self-supporting substrate, of which surface is formed of a single crystal of an Al-based group-III nitride, and which is free from cracking and warpage. | 01-27-2011 |
| 20110094438 | LAMINATED BODY AND THE METHOD FOR PRODUCTION THEREOF - The present invention provides a self-supporting substrate obtained by the steps of: forming an Al-based group-III nitride thin-layer having a thickness in the range of 3-200 nm on a base substrate made of a single crystal of an inorganic substance which substantially does not decompose at 800° C. in an inert gas atmosphere and which does produce volatiles by decomposition when contacting with a reducing gas in a temperature range of 800-1600° C., for example sapphire; forming voids along the interface between the base substrate and the Al-based group-III nitride thin-layer of the obtained laminated substrate by thermally treating the laminated substrate in a temperature range of 800-1600° C. in a reducing gas atmosphere containing ammonia gas; forming a group-III nitride single crystal thick-layer on the Al-based group-III nitride thin-layer; and separating these formed layers. The self-supporting substrate is a self-supporting substrate of the group-III nitride single crystal such as AlN, which is suitably used for forming a semiconductor device such as ultraviolet light emitting device and of which crystal plane shows a large radius of curvature. | 04-28-2011 |
Ikuo Hakomori, Itabashi-Ku JP
| Patent application number | Description | Published |
|---|---|---|
| 20100065933 | Semiconductor strain gauge and the manufacturing method - A high-density impurity diffused layer of an identical conduction type to the semiconductor substrate on which the impurity is doped higher in density than the semiconductor substrate around the diffuse resistance region is provided, one side of the electrodes is formed extending to the high-density impurity diffused layer and the diffused resistance region and the high-density impurity diffused layer are connected in a semiconductor strain gauge that is formed on the surface of the semiconductor substrate of a fixed conduction type and is provided with the diffused resistance region of opposite conduction type to the semiconductor substrate and is provided with electrodes on both ends of the diffused resistance region. | 03-18-2010 |
Katsuhiko Hakomori, Kawasaki JP
| Patent application number | Description | Published |
|---|---|---|
| 20080199190 | OPTICAL RECEIVER - An optical receiver comprising: a photoelectric converting unit converting an input optical signal into an converted electrical signal; a splitting unit splitting the converted electrical signal into a plurality of split electrical signals; an amplifier amplifying one of the plurality of the split electrical signals with a first input time constant and thereby outputting an output signal; a detection circuit detecting an interruption of the input optical signal with a second input time constant on the basis of one of the plurality of the split electrical signals other than the one of the plurality of the split electrical signals input to the amplifier and thereby outputting a detection signal; and a delay circuit configured to delay the detection signal; wherein, the second input time constant of the detection circuit is smaller than the first input time constant of the amplifier. | 08-21-2008 |
| 20090169203 | OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION METHOD - An optical transmission device for controlling an optical signal output includes a return light detection section for detecting return light of the optical signal transmitted via the optical transmission line; a superimposed light transmission section for generating superimposed light having a superimposed basic low-frequency wave and transmitting the light when return light is detected by the return light detection section; a return light identification section for identifying the return light detected by the return light detection section as Fresnel light caused by a disconnection of the optical connector or Stokes light caused by stimulated Brillouin scattering based on an analysis result of the return superimposed light with respect to the superimposed light transmitted by the superimposed light transmission section. | 07-02-2009 |
| 20090296761 | Optical device including a bimorph-type piezoelectric element - An optical device includes optical parts including a laser diode element accommodated in a housing. A bimorph-type piezoelectric element is arranged in a vicinity of the laser diode element and has a free end contacting one of the laser diode element, a support member supporting the laser diode element, and the housing. A control circuit controls an operation of the bimorph-type piezoelectric element. | 12-03-2009 |
Kazuaki Hakomori, Kobe-Shi JP
Muneto Hakomori, Chigasaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100159787 | METHOD AND APPARATUS FOR MANUFACTURING SEALED PANEL AND METHOD AND APPARATUS FOR MANUFACTURING PLASMA DISPLAY PANEL - A method for manufacturing a sealed panel having a first substrate and a second substrate, including: a melting step of melting a sealing material which does not contain a binder for making the sealing material into paste form; a coating step of applying the melted sealing material onto a surface of the second substrate; and a sealing step of laminating the first substrate and the second substrate via the sealing material applied onto the surface of the second substrate. | 06-24-2010 |
| 20100167618 | METHOD AND APPARATUS FOR MANUFACTURING PLASMA DISPLAY PANEL - A method for manufacturing a plasma display panel in which an electrical discharge gas is introduced into a space between a first substrate and a second substrate which are sealed together, the method including: a first deaeration step of releasing impurity gases from a protective film by heating the first substrate, on which the protective film is formed for withstanding plasma electrical discharge, to 280° C. or more in a vacuum or in a controlled atmosphere; and a sealing step of sealing the front substrate, in which the impurity gases have been released from the protective film, and a rear substrate which are placed in contact with each other. | 07-01-2010 |
| 20110143033 | VACUUM PROCESSING APPARATUS AND VACUUM PROCESSING METHOD - A vacuum processing apparatus has a degassing chamber and does not need a large-sized vacuum evacuation device. In the process of heating and degassing an object to be processed in the degassing chamber, transferring the object to be processed into a processing chamber through a buffer chamber; and performing vacuum processing, the degassing chamber is connected to an vacuum evacuation system having a low evacuation speed and degassing processing is performed in a vacuum atmosphere of 1 to 100 Pa (time | 06-16-2011 |
Tadashi Hakomori, Tokyo JP
| Patent application number | Description | Published |
|---|---|---|
| 20100144711 | PHARMACEUTICAL COMPOSITION FOR ORAL ADMINISTRATION - A pharmaceutical composition for oral administration, comprising 3-hydroxy-N | 06-10-2010 |
Yuu Hakomori, Minato-Ku JP
| Patent application number | Description | Published |
|---|---|---|
| 20080255731 | Occupant detection apparatus - An occupant detection apparatus including a photographing section that is disposed to face to a vehicle rear seat for taking three-dimensional images of the vehicle rear seat area. The apparatus includes an information extraction processing section that extracts only first image information about an upper area of a seat back of the vehicle rear seat area from the three-dimensional images including the first image information and second image information about areas other than the upper area of the seat back. The apparatus also includes a segmentation processing section that segments the first image information extracted by the information extraction processing section into areas relating to respective sitting areas of a plurality of rear-seat occupants. The apparatus further includes a derivation processing section that derives, with regard to each image information segmented by the segmentation processing section, information about the rear-seat occupant sitting in the vehicle rear seat. | 10-16-2008 |
| 20080267460 | Occupant information detection system - An occupant information detection system for detecting information related to a vehicle occupant on a vehicle seat includes an image detecting section facing a vehicle seat area taking a three-dimensional image, an information extraction processing section extracting information related to a three-dimensional surface profile of a detected object on a vehicle seat based on the three-dimensional image, a conversion processing section converting the extracted information into numerical coordinates of a predetermined coordinate system, and a computation processing section deriving a computed value by subtracting an average of first and second coordinate components from a third coordinate component. The system also includes a determination processing section determining the concave-convex shape of a line segment formed by the arbitrary points and the middle point based on the computed value. | 10-30-2008 |