Patents by Inventor Tomoya Yamashita

Tomoya Yamashita 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).

  • Patent number: 12191420
    Abstract: A nitride semiconductor light emitting element includes: n-side and p-side nitride semiconductor layers; and an active layer. The active layer includes a plurality of well layers and a plurality of barrier layers. The plurality of well layers include first well layers, and second well layers positioned closer to the p-side nitride semiconductor layer than the first well layers. At least one of the plurality of barrier layers positioned between the first well layers and at least one of the plurality of barrier layers positioned between the second well layers respectively include a first barrier layer containing an n-type impurity, and a second barrier layer, wherein a concentration of the n-type impurity in the second barrier layer is lower than a concentration of the n-type impurity in the first barrier layer, and wherein the second barrier layer is positioned closer to the p-side nitride semiconductor layer than the first barrier layer.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: January 7, 2025
    Assignee: NICHIA CORPORATION
    Inventors: Hiroki Abe, Tomoya Yamashita, Kenji Uchida
  • Publication number: 20240417406
    Abstract: The present invention provides a compound having a PDHK inhibitory activity and useful for the treatment or prophylaxis of diabetes (type 1 diabetes, type 2 diabetes etc.), insulin resistance syndrome, metabolic syndrome, hyperglycemia, hyperlactacidemia, diabetic complications (diabetic neuropathy, diabetic retinopathy, diabetic nephropathy, cataract etc.), cardiac failure (acute cardiac failure, chronic cardiac failure), cardiomyopathy, myocardial ischemia, myocardial infarction, angina pectoris, dyslipidemia, atherosclerosis, peripheral arterial disease, intermittent claudication, chronic obstructive pulmonary diseases, brain ischemia, cerebral apoplexy, mitochondrial disease, mitochondrial encephalomyopathy, cancer, pulmonary hypertension, Alzheimer disease, vascular dementia, glaucoma, diabetic retinopathy, retinopathy of prematurity, retinal vein occlusion, ischemic optic neuropathy or chronic kidney disease.
    Type: Application
    Filed: August 30, 2022
    Publication date: December 19, 2024
    Inventors: Maki Yamakawa, Koichi Suzawa, Tomoya Yamashita, Hiroshi Ueno, Tomoyuki Manabe
  • Publication number: 20240412502
    Abstract: A learning device includes processing circuitry configured to calculate a degree of deviation between a first output obtained by inputting first training data to a learned first model and a second output obtained by inputting second training data created by giving noise to the first training data to a second model, and a degree of deviation between an intermediate representation of the first model generated in a process of obtaining the first output and an intermediate representation of the second model generated in a process of obtaining the second output, and update a parameter of the second model so that the degree of deviation between the first output and the second output and the degree of deviation between the intermediate representation of the first model and the intermediate representation of the second model are reduced.
    Type: Application
    Filed: November 8, 2021
    Publication date: December 12, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Tomokatsu TAKAHASHI, Masanori YAMADA, Tomoya YAMASHITA, Yuki YAMANAKA
  • Patent number: 12132145
    Abstract: A method of manufacturing a nitride semiconductor light-emitting element includes: growing an n-side superlattice layer that includes InGaN layers and GaN layers; and, after the step of growing the n-side superlattice layer, growing a light-emitting layer. The step of growing the n-side superlattice layer comprises repeating a cycle n times (n is a number of repetition), the cycle including growing one InGaN layer and growing one GaN layer. In the step of growing the n-side superlattice layer, the step of growing one GaN layer in each cycle from a first cycle to an mth cycle is performed using carrier gas that contains N2 gas and does not contain H2 gas. The step of growing one GaN layer in each cycle from a (m+1)th cycle to an nth cycle is performed using gas containing H2 gas as the carrier gas.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: October 29, 2024
    Assignee: NICHIA CORPORATION
    Inventor: Tomoya Yamashita
  • Publication number: 20240100946
    Abstract: An occupant imaging device captures images of occupants inside a vehicle in which a display device having a display area is provided in front of and between a driver's seat and a passenger seat. The occupant imaging device includes an illumination unit that illuminates an area around the face of an occupant seated in a seat, and an imaging unit that captures images of the area around the face of the occupant seated in the seat. The display device includes an outer frame extending on at least left and right sides of the display area. The illumination unit and the imaging unit are arranged in the vertical direction in a region of the outer frame of the display device excluding a passenger seat side portion. The imaging unit captures images of an area around the face of an occupant including at least a driver seated in the driver's seat.
    Type: Application
    Filed: December 7, 2023
    Publication date: March 28, 2024
    Inventors: Takahiro ISHIKAWA, Mitsutoshi NAGATA, Tomoya YAMASHITA
  • Publication number: 20230411553
    Abstract: A method for manufacturing a nitride semiconductor light-emitting element includes: forming an n-side layer; forming an active layer on the n-side layer; and forming a p-side layer on the active layer. The step of forming the active layer includes: forming a first layered section comprising a first well layer having a first thickness, and a first barrier layer, at a first temperature, forming a second layered section on the first layered section, the second layered section comprising a second well layer having a thickness greater than the first thickness, and a second barrier layer, at a second temperature lower than the first temperature, and forming a third layered section on the second layered section, the third layered section comprising a third well layer having a third thickness less than the second thickness, and a third barrier layer, at a third temperature higher than the second temperature.
    Type: Application
    Filed: June 8, 2023
    Publication date: December 21, 2023
    Applicant: NICHIA CORPORATION
    Inventor: Tomoya YAMASHITA
  • Patent number: 11730772
    Abstract: The present invention provides a combination containing (1) a composition containing a live bacterium of Bacteroides vulgatus isolated from nature, and (2) a composition containing a live bacterium of Bacteroides dorei isolated from nature.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: August 22, 2023
    Assignee: NOSTER INC.
    Inventors: Tomoya Yamashita, Takuo Emoto, Naofumi Yoshida
  • Publication number: 20220209067
    Abstract: A nitride semiconductor light emitting element includes: n-side and p-side nitride semiconductor layers; and an active layer. The active layer includes a plurality of well layers and a plurality of barrier layers. The plurality of well layers include first well layers, and second well layers positioned closer to the p-side nitride semiconductor layer than the first well layers. At least one of the plurality of barrier layers positioned between the first well layers and at least one of the plurality of barrier layers positioned between the second well layers respectively include a first barrier layer containing an n-type impurity, and a second barrier layer, wherein a concentration of the n-type impurity in the second barrier layer is lower than a concentration of the n-type impurity in the first barrier layer, and wherein the second barrier layer is positioned closer to the p-side nitride semiconductor layer than the first barrier layer.
    Type: Application
    Filed: December 20, 2021
    Publication date: June 30, 2022
    Applicant: NICHIA CORPORATION
    Inventors: Hiroki ABE, Tomoya YAMASHITA, Kenji UCHIDA
  • Publication number: 20220199855
    Abstract: A nitride semiconductor light emitting element includes: an n-side nitride semiconductor layer; a p-side nitride semiconductor layer; and an active layer disposed between the n-side nitride semiconductor layer and the p-side nitride semiconductor layer and comprising a plurality of stacks, each comprising a well layer and a barrier layer. The well layers include, successively from the n-side nitride semiconductor layer side, a first well layer, a second well layer, and a third well layer that is positioned closest to the p-side nitride semiconductor layer among the well layers. A thickness of the second well layer is greater than a thickness of the first well layer. A thickness of the third well layer is greater than the thickness of the second well layer. Among the barrier layers, the first barrier layer, which is positioned between the third well layer and the p-side nitride semiconductor layer, is doped with a p-type impurity.
    Type: Application
    Filed: December 21, 2021
    Publication date: June 23, 2022
    Applicant: NICHIA CORPORATION
    Inventors: Hiroki ABE, Tomoya YAMASHITA, Kenji UCHIDA
  • Patent number: 11240405
    Abstract: An image capturing apparatus comprises an input terminal for synchronization with another image capturing apparatus; a generating unit that generates a video signal using an image capturing unit; a first detecting unit that detects an input of a first synchronization signal; a second detecting unit that detects an input of a second synchronization signal; a first synchronization unit that carries out a first synchronization process for synchronizing the video signal on the basis of the first synchronization signal; a second synchronization unit that carries out a second synchronization process for synchronizing the video signal on the basis of the second synchronization signal; and a control unit that carries out control so that when the first synchronization signal has been detected while the second synchronization process is being executed, the second synchronization process is stopped and the first synchronization process is executed.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: February 1, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Atsushi Mikawa, Kazuya Kitamura, Tomoya Yamashita, Takamichi Kosugi
  • Publication number: 20210328099
    Abstract: A method of manufacturing a nitride semiconductor light-emitting element includes: growing an n-side superlattice layer that includes InGaN layers and GaN layers; and, after the step of growing the n-side superlattice layer, growing a light-emitting layer. The step of growing the n-side superlattice layer comprises repeating a cycle n times (n is a number of repetition), the cycle including growing one InGaN layer and growing one GaN layer. In the step of growing the n-side superlattice layer, the step of growing one GaN layer in each cycle from a first cycle to an mth cycle is performed using carrier gas that contains N2 gas and does not contain H2 gas. The step of growing one GaN layer in each cycle from a (m+1)th cycle to an nth cycle is performed using gas containing H2 gas as the carrier gas.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 21, 2021
    Applicant: NICHIA CORPORATION
    Inventor: Tomoya YAMASHITA
  • Patent number: 11075320
    Abstract: A method of manufacturing a nitride semiconductor light-emitting element includes: growing an n-side superlattice layer that includes InGaN layers and GaN layers; and, after the step of growing the n-side superlattice layer, growing a light-emitting layer. The step of growing the n-side superlattice layer comprises repeating a cycle n times (n is a number of repetition), the cycle including growing one InGaN layer and growing one GaN layer. In the step of growing the n-side superlattice layer, the step of growing one GaN layer in each cycle from a first cycle to an mth cycle is performed using carrier gas that contains N2 gas and does not contain H2 gas. The step of growing one GaN layer in each cycle from a (m+1)th cycle to an nth cycle is performed using gas containing H2 gas as the carrier gas.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: July 27, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Tomoya Yamashita
  • Patent number: 11054874
    Abstract: An electronic device comprises an interface including a first terminal that receives power from an external device and a second terminal for communicating with the external device, and at least one processor and/or at least one circuit to perform the operations of a communication unit that communicates with the external device via the second terminal, and a control unit that controls a connection between the second terminal and a ground, wherein in a case that a state of power received via the first terminal is a predetermined state, the communication unit sends a reset request for stopping the supply of power to the external device, and the control unit controls the connection between the second terminal and the ground from a connected state to a disconnected state.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: July 6, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Hiroshi Moritomo, Tsuyoshi Fujisaki, Kazuya Miyahara, Yasuhiro Sato, Tomoya Yamashita
  • Patent number: 10899619
    Abstract: The method for producing a carbon nanotube web includes preparing a carbon nanotube array disposed on a substrate, the carbon nanotube array including a plurality of carbon nanotubes vertically aligned relative to the substrate; and drawing a carbon nanotube web from the carbon nanotube array so that the plurality of carbon nanotube single yarns are arranged in parallel, wherein in the step of drawing a carbon nanotube web, the carbon nanotube web is oscillated in a direction crossing both the thickness direction of the substrate and the drawing direction of the carbon nanotube web.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: January 26, 2021
    Assignees: Hitachi Zosen Corporation, Yamaha Corporation
    Inventors: Tetsuya Inoue, Norifumi Morihara, Tomoya Yamashita, Katsunori Suzuki, Yasuro Okumiya, Koji Yataka
  • Publication number: 20200390828
    Abstract: The present invention provides a combination containing (1) a composition containing a live bacterium of Bacteroides vulgatus isolated from nature, and (2) a composition containing a live bacterium of Bacteroides dorei isolated from nature.
    Type: Application
    Filed: February 8, 2019
    Publication date: December 17, 2020
    Applicant: NOSTER INC.
    Inventors: Tomoya YAMASHITA, Takuo EMOTO, Naofumi YOSHIDA
  • Publication number: 20200382680
    Abstract: An image capturing apparatus comprises an input terminal for synchronization with another image capturing apparatus; a generating unit that generates a video signal using an image capturing unit; a first detecting unit that detects an input of a first synchronization signal; a second detecting unit that detects an input of a second synchronization signal; a first synchronization unit that carries out a first synchronization process for synchronizing the video signal on the basis of the first synchronization signal; a second synchronization unit that carries out a second synchronization process for synchronizing the video signal on the basis of the second synchronization signal; and a control unit that carries out control so that when the first synchronization signal has been detected while the second synchronization process is being executed, the second synchronization process is stopped and the first synchronization process is executed.
    Type: Application
    Filed: May 22, 2020
    Publication date: December 3, 2020
    Inventors: Atsushi Mikawa, Kazuya Kitamura, Tomoya Yamashita, Takamichi Kosugi
  • Publication number: 20200004308
    Abstract: An electronic device comprises an interface including a first terminal that receives power from an external device and a second terminal for communicating with the external device, and at least one processor and/or at least one circuit to perform the operations of a communication unit that communicates with the external device via the second terminal, and a control unit that controls a connection between the second terminal and a ground, wherein in a case that a state of power received via the first terminal is a predetermined state, the communication unit sends a reset request for stopping the supply of power to the external device, and the control unit controls the connection between the second terminal and the ground from a connected state to a disconnected state.
    Type: Application
    Filed: June 26, 2019
    Publication date: January 2, 2020
    Inventors: Hiroshi Moritomo, Tsuyoshi Fujisaki, Kazuya Miyahara, Yasuhiro Sato, Tomoya Yamashita
  • Patent number: 10412301
    Abstract: An image capturing apparatus cascade-connects an image processing circuit of a preceding stage and an image processing circuit of a succeeding stage and switches, in accordance with an image processing load, the method of processing so as to process image data from an image capturing unit by an image processing circuit of the preceding stage or the succeeding stage on a frame-by-frame basis, or so as to process the image data alternately by the image processing circuits of the preceding stage and the succeeding stage on a frame-by-frame basis, or so as to process half of a frame by the image processing circuit of the preceding stage and process the remaining half of the frame by the image processing circuit of the succeeding stage.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: September 10, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tomoya Yamashita
  • Patent number: 10277815
    Abstract: In a communication apparatus to which a battery can be detachably attached, even in a case where the communication apparatus is set to an off state, a power control unit supplies power to a communication unit, and the communication unit is communicable with an external apparatus by executing firmware held in a memory unit. When the power supply from the battery to the communication apparatus is supplied, even in a case where the communication apparatus is set to the off state by the setting unit, the power control unit supplies power to a transfer unit, and the transfer unit executes transfer of the firmware.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: April 30, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tomoya Yamashita
  • Publication number: 20190100435
    Abstract: The method for producing a carbon nanotube web includes preparing a carbon nanotube array disposed on a substrate, the carbon nanotube array including a plurality of carbon nanotubes vertically aligned relative to the substrate; and drawing a carbon nanotube web from the carbon nanotube array so that the plurality of carbon nanotube single yarns are arranged in parallel, wherein in the step of drawing a carbon nanotube web, the carbon nanotube web is oscillated in a direction crossing both the thickness direction of the substrate and the drawing direction of the carbon nanotube web.
    Type: Application
    Filed: June 1, 2016
    Publication date: April 4, 2019
    Inventors: Tetsuya INOUE, Norifumi MORIHARA, Tomoya YAMASHITA, Katsunori SUZUKI, Yasuro OKUMIYA, Koji YATAKA