Patents by Inventor Koichi Omori
Koichi Omori has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11917917Abstract: A thermoelectric conversion element that has a power generation layer containing an iron-aluminum based magnetic alloy material containing equal to or more than 70 weight percent of iron and aluminum in total. The power generation layer generates an electromotive force, due to an anomalous Nernst effect that develops in the magnetic alloy material in response to a temperature gradient applied thereto, in a direction intersecting both the magnetization direction of the magnetic alloy material and the direction of the applied temperature gradient.Type: GrantFiled: December 13, 2019Date of Patent: February 27, 2024Assignee: NEC CORPORATIONInventors: Akihiro Kirihara, Yasutomo Omori, Ryohto Sawada, Masahiko Ishida, Koichi Terashima, Yuma Iwasaki, Hiroko Someya
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Patent number: 11256050Abstract: An optical communication module includes a first power-supplied terminal to be brought into contact with a first power supply terminal to have a first power supply voltage applied thereto; a second power-supplied terminal to be brought into contact with the second power supply terminal to have a second power supply voltage applied thereto; a signal processing circuit, which is connected to the first power-supplied terminal and the second power-supplied terminal, configured to perform processing on a signal; and a power control circuit, which is provided between the first power-supplied terminal and the signal processing circuit, configured to control connection between the first power-supplied terminal and the signal processing circuit based on a voltage applied to the second power-supplied terminal.Type: GrantFiled: May 1, 2020Date of Patent: February 22, 2022Assignee: Lumentum Japan, Inc.Inventors: Hayato Minekawa, Shigeru Tokita, Koichi Omori, Akihiro Hayami, Saki Narisawa
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Publication number: 20200355881Abstract: An optical communication module includes a first power-supplied terminal to be brought into contact with a first power supply terminal to have a first power supply voltage applied thereto; a second power-supplied terminal to be brought into contact with the second power supply terminal to have a second power supply voltage applied thereto; a signal processing circuit, which is connected to the first power-supplied terminal and the second power-supplied terminal, configured to perform processing on a signal; and a power control circuit, which is provided between the first power-supplied terminal and the signal processing circuit, configured to control connection between the first power-supplied terminal and the signal processing circuit based on a voltage applied to the second power-supplied terminal.Type: ApplicationFiled: May 1, 2020Publication date: November 12, 2020Inventors: Hayato MINEKAWA, Shigeru TOKITA, Koichi OMORI, Akihiro HAYAMI, Saki NARISAWA
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Patent number: 10281666Abstract: The invention provides an optical module which is less likely to be damaged, and can be assembled at low cost. The optical module comprises a housing having an electrical signal port for inputting and/or outputting an electrical signal and an optical signal port for inputting and/or outputting an optical signal, a first substrate arranged in the housing so as to connect to the electrical signal port, an optical fiber arranged in the housing so as to connect to the optical signal port, and a second substrate provided with an optical device which connects to the optical fiber to input the optical signal from the optical fiber and output the optical signal to the optical fiber, and arranged in the housing so as to electrically connect to the first substrate, and to be inclined with respect to a base plane of the housing.Type: GrantFiled: June 28, 2017Date of Patent: May 7, 2019Assignee: Oclaro Japan, Inc.Inventors: Koichi Omori, Hiroki Irie, Tetsuya Aoki
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Publication number: 20180011266Abstract: The invention provides an optical module which is less likely to be damaged, and can be assembled at low cost. The optical module comprises a housing having an electrical signal port for inputting and/or outputting an electrical signal and an optical signal port for inputting and/or outputting an optical signal, a first substrate arranged in the housing so as to connect to the electrical signal port, an optical fiber arranged in the housing so as to connect to the optical signal port, and a second substrate provided with an optical device which connects to the optical fiber to input the optical signal from the optical fiber and output the optical signal to the optical fiber, and arranged in the housing so as to electrically connect to the first substrate, and to be inclined with respect to a base plane of the housing.Type: ApplicationFiled: June 28, 2017Publication date: January 11, 2018Inventors: Koichi OMORI, Hiroki IRIE, Tetsuya AOKI
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Patent number: 9703053Abstract: An optical transceiver is configured to use, as an electric signal, a digital modulation signal having a predetermined bit rate. The optical transceiver includes a case having a space for storing a component therein and a resistor being arranged between upper and lower surfaces of the space and having conductance of from 1 S/m to 1,000 S/m. The space has a height equal to or less than a wavelength in a free space of an electromagnetic wave of a frequency corresponding to the predetermined bit rate. At least a part of the height of the space is larger than a half of the wavelength. The height of the space is smaller than a width of the space. The width of the space is smaller than a depth of the space.Type: GrantFiled: June 19, 2015Date of Patent: July 11, 2017Assignee: OCLARO JAPAN, INC.Inventors: Osamu Kagaya, Fumihide Maeda, Hiroyoshi Ishii, Koichi Omori, Koji Takeguchi
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Publication number: 20170168249Abstract: An optical module is attachable to and detachable from a cage. The optical module includes a module case, a slider attached to the outside of the module case for releasing coming-off prevention from the cage, and a leakage reducing layer intervening between the module case and the slider to reduce leakage of an electromagnetic wave.Type: ApplicationFiled: November 29, 2016Publication date: June 15, 2017Inventors: Fumihide MAEDA, Koichi OMORI, Yoshikuni UCHIDA, Yuji SEKINO, Koji TAKEGUCHI, Kazutaka NAGOYA, Hiroyoshi ISHII
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Publication number: 20150372760Abstract: An optical transceiver is configured to use, as an electric signal, a digital modulation signal having a predetermined bit rate. The optical transceiver includes a case having a space for storing a component therein and a resistor being arranged between upper and lower surfaces of the space and having conductance of from 1 S/m to 1,000 S/m. The space has a height equal to or less than a wavelength in a free space of an electromagnetic wave of a frequency corresponding to the predetermined bit rate. At least a part of the height of the space is larger than a half of the wavelength. The height of the space is smaller than a width of the space. The width of the space is smaller than a depth of the space.Type: ApplicationFiled: June 19, 2015Publication date: December 24, 2015Inventors: Osamu KAGAYA, Fumihide MAEDA, Hiroyoshi ISHII, Koichi OMORI, Koji TAKEGUCHI
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Patent number: 8204351Abstract: Provided is an optical module including: an optical assembly incorporating a light emitting or receiving device for converting one of an electrical signal and an optical signal into another of the electrical signal and the optical signal; a circuit board electrically connected to the optical assembly; an optical fiber optically connected to the optical assembly; a tray for winding the optical fiber therein and pulling out the optical fiber therefrom; and a case receiving the optical assembly, the circuit board, the optical fiber, and the tray. In the optical module, the tray is fixed with respect to the case so as to be reciprocatingly movable only within a restricted range, and the tray is moved from a position to another position within the restricted range so as to be moved away from an electrical connection section between the optical assembly and the circuit board.Type: GrantFiled: April 15, 2010Date of Patent: June 19, 2012Assignee: Opnext Japan, Inc.Inventors: Koichi Omori, Hiroyoshi Ishii, Toshikazu Otake
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Publication number: 20110110640Abstract: Provided are an optical communication module which are capable of reducing a risk that an optical fiber may be detached from the optical fiber support fixture. The optical fiber support fixture includes a cylindrical body portion in which a through hole allowing an optical fiber to pass therethrough is formed. The cylindrical body portion has a circumferential surface portion in which a gap that the optical fiber crosses at a time of allowing the optical fiber to pass through the through hole is formed. The cylindrical body portion has an arbitrary point and another point on a center axis of the cylindrical body portion, the arbitrary point and the another point having different positional correspondence relationships with the gap on planes perpendicular to the center axis passing through the arbitrary point and the another point.Type: ApplicationFiled: November 10, 2010Publication date: May 12, 2011Inventors: Fumitoshi GOTO, Toshikazu Otake, Koichi Omori, Kazutaka Nagoya, Kouhei Sagara
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Publication number: 20110026893Abstract: Provided is an optical module including: an optical assembly incorporating a light emitting or receiving device for converting one of an electrical signal and an optical signal into another of the electrical signal and the optical signal; a circuit board electrically connected to the optical assembly; an optical fiber optically connected to the optical assembly; a tray for winding the optical fiber therein and pulling out the optical fiber therefrom; and a case receiving the optical assembly, the circuit board, the optical fiber, and the tray. In the optical module, the tray is fixed with respect to the case so as to be reciprocatingly movable only within a restricted range, and the tray is moved from a position to another position within the restricted range so as to be moved away from an electrical connection section between the optical assembly and the circuit board.Type: ApplicationFiled: April 15, 2010Publication date: February 3, 2011Inventors: Koichi OMORI, Hiroyoshi Ishii, Toshikazu Otake
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Publication number: 20050249861Abstract: A viscous food containing soybean is a mayonnaise-type food which resembles mayonnaise in flavor, appearance and intended use, and is produced by mixing a tofu-like basic food material obtained by using water and soybean powder as raw materials with egg yolk, grapeseed oil, wine vinegar, pepper, mustard, and salt in a predetermined mixing ratio.Type: ApplicationFiled: July 2, 2003Publication date: November 10, 2005Applicant: YASUTAKA SHIMAZAKIInventors: Yasutaka Shimazaki, Koichi Omori
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Publication number: 20040066888Abstract: A plurality of X-ray detection means is moved in the location relative to an object of inspection whose place has been fixed at a certain specific location. Corresponding to positioning of the detection means, X-ray irradiation means is made to move, to make either a location shift or a revolution. A plurality of data on fragmental radioscopic images thus generated is integrated into a synthesized picture. An X-ray inspection apparatus in accordance with the present invention is compact in the overall dimensions, yet exhibits a superior performance needing a shorter time before a picture is displayed after it is detected.Type: ApplicationFiled: October 27, 2003Publication date: April 8, 2004Inventors: Koichi Omori, Toshikazu Yoneda, Moriaki Kawasaki, Yoshihiro Ino, Hiroshi Nakashima, Hisahide Ishino, Sueki Baba