Patents by Inventor Taro Kato

Taro Kato 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).

  • Publication number: 20240121353
    Abstract: A transmission management apparatus manages transmission states of a plurality of transmission terminals including a first transmission terminal and a second transmission terminal.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Yoshinaga KATO, Taro OKUYAMA
  • Patent number: 11939279
    Abstract: A compound represented by formula (1) provides a high performance organic electroluminescence device and a novel material for realizing such an organic electroluminescence device: wherein R1 to R6, a to f, L1 to L3, and Ar are as defined in the description.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: March 26, 2024
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Tomoki Kato, Taro Yamaki, Masahiro Kawamura, Hirokatsu Ito
  • Publication number: 20230149357
    Abstract: The purpose of the present invention is to provide: a therapeutic agent or a recurrence preventive agent for serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson’s disease; and a method for treating the aforesaid symptoms or preventing the recurrence of the same. A compound represented by formula (1) [wherein each symbol is as defined in the description] or a pharmaceutically acceptable salt thereof can exhibit an effect of treating serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson’s disease and/or an effect of preventing the recurrence of the same.
    Type: Application
    Filed: December 28, 2022
    Publication date: May 18, 2023
    Applicant: Sumitomo Pharma Co., Ltd.
    Inventors: Taro KATO, Satoko SHIMIZU
  • Patent number: 11576897
    Abstract: The purpose of the present invention is to provide: a therapeutic agent or a recurrence preventive agent for serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson's disease; and a method for treating the aforesaid symptoms or preventing the recurrence of the same. A compound represented by formula (1) [wherein each symbol is as defined in the description] or a pharmaceutically acceptable salt thereof can exhibit an effect of treating serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson's disease and/or an effect of preventing the recurrence of the same.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: February 14, 2023
    Assignee: Sumitomo Pharma Co., Ltd.
    Inventors: Taro Kato, Satoko Shimizu
  • Publication number: 20210299099
    Abstract: The purpose of the present invention is to provide: a therapeutic agent or a recurrence preventive agent for serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson's disease; and a method for treating the aforesaid symptoms or preventing the recurrence of the same. A compound represented by formula (1) [wherein each symbol is as defined in the description] or a pharmaceutically acceptable salt thereof can exhibit an effect of treating serotonergic system- or dopaminergic system-related diseases, in particular, mental dysfunction symptoms and other non-motor symptoms of Parkinson's disease and/or an effect of preventing the recurrence of the same.
    Type: Application
    Filed: January 12, 2018
    Publication date: September 30, 2021
    Applicant: Sumitomo Dainippon Pharma Co., Ltd.
    Inventors: Taro KATO, Satoko SHIMIZU
  • Patent number: 11107853
    Abstract: A photoelectric conversion apparatus includes a semiconductor substrate, first and second micro lenses, a first filter with a transmittance of infrared light, and a second filter with a transmittance of visible light. At least one photoelectric conversion portion disposed so as to overlap the first filter in a planar view and a plurality of photoelectric conversion portions disposed so as to overlap the second filter in the planar view each include a first semiconductor region and a second semiconductor region. An impurity concentration of at least a part of the second semiconductor region of the at least one photoelectric conversion portion is lower than an impurity concentration of a portion in the second semiconductor regions of the plurality of photoelectric conversion portions that is disposed at the same depth as the at least a part of the second semiconductor region.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: August 31, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Taro Kato, Yoichiro Handa, Hajime Ikeda
  • Patent number: 10708556
    Abstract: A disclosed imaging device includes a plurality of pixels arranged over a plurality of rows and a plurality of columns. Each of the plurality of pixels includes a first photoelectric conversion unit, a second photoelectric conversion unit, a third photoelectric conversion unit, a microlens that collects light into the first photoelectric conversion unit, the second photoelectric conversion unit, and the third photoelectric conversion unit, a first color filter through which a light entering the first photoelectric conversion unit passes, a second color filter through which a light entering the second photoelectric conversion unit passes, and a third color filter through which a light entering the third photoelectric conversion unit passes. The first to third photoelectric conversion units are arranged in this order in a first direction, and transmittances of the first color filter and the third color filter are different from a transmittance of the second color filter.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: July 7, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Taro Kato
  • Publication number: 20200127037
    Abstract: A photoelectric conversion apparatus includes a semiconductor substrate, first and second micro lenses, a first filter with a transmittance of infrared light, and a second filter with a transmittance of visible light. At least one photoelectric conversion portion disposed so as to overlap the first filter in a planar view and a plurality of photoelectric conversion portions disposed so as to overlap the second filter in the planar view each include a first semiconductor region and a second semiconductor region. An impurity concentration of at least a part of the second semiconductor region of the at least one photoelectric conversion portion is lower than an impurity concentration of a portion in the second semiconductor regions of the plurality of photoelectric conversion portions that is disposed at the same depth as the at least a part of the second semiconductor region.
    Type: Application
    Filed: October 7, 2019
    Publication date: April 23, 2020
    Inventors: Taro Kato, Yoichiro Handa, Hajime Ikeda
  • Patent number: 10580813
    Abstract: One aspect relates to an image capturing apparatus that includes a plurality of pixels and a plurality of discharge electrodes. Each of the plurality of pixels includes a first electrode arranged on a member including a multilayer wiring layer, a photoelectric conversion film arranged on the first electrode, a second electrode arranged on the photoelectric conversion film, and a microlens arranged on the second electrode and in a position that overlaps with the first electrode in a plan view. Between microlenses included in adjacent two pixels of the plurality of pixels, a gap is formed in the plan view. The discharge electrode is arranged in a position that overlaps with the gap in the plan view.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: March 3, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Taro Kato
  • Patent number: 10554915
    Abstract: A pixel electrode includes a first electrode, a second electrode arranged so as to face the first electrode in a first direction, and a third electrode. A counter electrode is provided in an upper portion of the pixel electrode, and a photoelectric conversion layer is arranged so as to be sandwiched by the pixel electrode and the counter electrode. A length of the third electrode in a predetermined direction is shorter than a length of the first electrode and a length of the second electrode.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: February 4, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Taro Kato, Kazuya Igarashi, Masahiro Kobayashi, Hidekazu Takahashi, Akinari Takagi
  • Patent number: 10473367
    Abstract: A heat pump apparatus, including: a two-cylinder compressor including: an electric motor; two compression units to be driven by the electric motor, the two-cylinder compressor being structured to switch between two operation modes including single operation in which one of the compression units is brought into a non-compression state, and parallel operation in which both the compression units are brought into a compression state; an inverter drive control device supplying drive power to the electric motor of the two-cylinder compressor; an operation mode detecting-determining unit determining a current operation mode based on an electric signal acquired from the inverter drive control device; and a capacity control device determining a rotating frequency of the electric motor so that a temperature of a target object is brought close to a set value, to thereby control the inverter drive control device based on a result of determination of the operation mode detecting-determining unit.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: November 12, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tetsuhide Yokoyama, Yosuke Shinomoto, Shogo Moroe, Akira Satake, Masashi Fujitsuka, Takeshi Mori, Taro Kato, Hideaki Maeyama, Keiko Tada
  • Patent number: 10403664
    Abstract: A photoelectric conversion apparatus has light receiving elements disposed on an imaging plane. The light receiving element includes a plurality of photoelectric conversion portions arrayed in a first direction parallel to the imaging plane, across an isolation portion, and a light guide portion extending over the plurality of photoelectric conversion portions. In a first plane which is parallel to the imaging plane and which traverses the light guide portion, a greatest width of the light guide portion in the first direction is larger than a greatest width of the light guide portion in a second direction parallel to the imaging plane and orthogonal to the first direction.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: September 3, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Taro Kato, Jun Iba
  • Patent number: 10389930
    Abstract: An image pickup device includes a pixel region having a plurality of pixels that are two-dimensionally arranged, the plurality of pixels including a plurality of image pickup pixels and a plurality of focus detection pixels capable of phase difference detection; a plurality of microlenses arranged to correspond to respective photoelectric conversion units of respective image pickup pixels; and a plurality of microlenses arranged to correspond to respective photoelectric conversion units of the respective focus detection pixels. When at least one of the plurality of microlenses is orthogonally projected onto the corresponding photoelectric conversion unit, a vertex position of the at least one microlens is off a center position of the at least one microlens.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: August 20, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Taro Kato, Jun Iba, Kazunari Kawabata, Takeshi Kojima
  • Publication number: 20190228534
    Abstract: An image pickup device includes a plurality of pixels which are two-dimensionally arranged on a substrate. At least one of the plurality of pixels includes a first photoelectric conversion unit and a second photoelectric conversion unit arranged side by side in a first direction; and a third photoelectric conversion unit arranged between the first photoelectric conversion unit and the second photoelectric conversion unit in the first direction. The first photoelectric conversion unit, the second photoelectric conversion unit, and the third photoelectric conversion unit respectively have shapes that are not point symmetric in a plan view.
    Type: Application
    Filed: January 16, 2019
    Publication date: July 25, 2019
    Inventors: Taro Kato, Hidekazu Takahashi
  • Patent number: 10347679
    Abstract: An imaging device includes a plurality of pixels two-dimensionally disposed. At least part of the plurality of pixels includes a first photoelectric conversion unit and a second photoelectric conversion unit provided in a semiconductor substrate and each including a first semiconductor region of a first conductivity type for accumulating a signal charge, a first isolation region provided in the semiconductor substrate between the first photoelectric conversion unit and the second photoelectric conversion unit and including a second semiconductor region forming a first potential barrier for the signal charge in the first semiconductor region, and a second isolation region provided in the semiconductor substrate between the first photoelectric conversion unit and the second photoelectric conversion units and including a trench isolation forming a second potential barrier higher than the first potential barrier for the signal charge in the first semiconductor region.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: July 9, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Taro Kato, Fumihiro Inui, Takehiko Soda, Akira Okita
  • Publication number: 20190198546
    Abstract: One aspect relates to an image capturing apparatus that includes a plurality of pixels and a plurality of discharge electrodes. Each of the plurality of pixels includes a first electrode arranged on a member including a multilayer wiring layer, a photoelectric conversion film arranged on the first electrode, a second electrode arranged on the photoelectric conversion film, and a microlens arranged on the second electrode and in a position that overlaps with the first electrode in a plan view. Between microlenses included in adjacent two pixels of the plurality of pixels, a gap is formed in the plan view. The discharge electrode is arranged in a position that overlaps with the gap in the plan view.
    Type: Application
    Filed: December 5, 2018
    Publication date: June 27, 2019
    Inventor: Taro Kato
  • Patent number: 10319765
    Abstract: An imaging device includes a pixel region in which a plurality of pixels, each including a photoelectric converter, are arranged, including an effective pixel region, an optical black region covered with a light-shielding film, and a dummy pixel region arranged between the effective pixel region and the optical black region. The pixels arranged in at least the effective pixel region and the optical black region among the plurality of the pixels each include an optical waveguide arranged above the photoelectric converter. The pixels including the optical waveguides are arranged between the effective pixel region and the optical black region so as to be spaced apart from each other by at least a one-pixel pitch.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: June 11, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Taro Kato, Akira Okita, Takehito Okabe, Takeru Ohya, Kosuke Asano, Koichiro Iwata, Seiichirou Sakai
  • Patent number: 10276612
    Abstract: A photoelectric conversion apparatus including a light-receiving element, including: a plurality of photoelectric conversion portions; a separating portion located between the plurality of photoelectric conversion portions; and a light guide portion surrounded by an insulation film including at least one insulation layer and provided so as to extend over the plurality of photoelectric conversion portions, and the light guide portion includes: a high refractive index part having a refractive index higher than a refractive index of the insulation layer; and a low refractive index part having a refractive index higher than the refractive index of the insulation layer and lower than the refractive index of the high refractive index part, and the high refractive index part is located on each of the plurality of photoelectric conversion portions and the low refractive index part is located on the separating portion.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: April 30, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventor: Taro Kato
  • Publication number: 20190068930
    Abstract: A disclosed imaging device includes a plurality of pixels arranged over a plurality of rows and a plurality of columns. Each of the plurality of pixels includes a first photoelectric conversion unit, a second photoelectric conversion unit, a third photoelectric conversion unit, a microlens that collects light into the first photoelectric conversion unit, the second photoelectric conversion unit, and the third photoelectric conversion unit, a first color filter through which a light entering the first photoelectric conversion unit passes, a second color filter through which a light entering the second photoelectric conversion unit passes, and a third color filter through which a light entering the third photoelectric conversion unit passes. The first to third photoelectric conversion units are arranged in this order in a first direction, and transmittances of the first color filter and the third color filter are different from a transmittance of the second color filter.
    Type: Application
    Filed: August 27, 2018
    Publication date: February 28, 2019
    Inventor: Taro Kato
  • Patent number: 10187595
    Abstract: A solid-state image sensor includes a first pixel for detecting focus, a second pixel disposed adjacent to the first pixel, a third pixel disposed adjacent to the first pixel, and a first light reflecting member disposed between the first pixel and the third pixel. The first pixel includes a plurality of photoelectric conversion units. When a second light reflecting member is disposed between the first pixel and the second pixel, the width in a predetermined direction of the first light reflecting member is larger than the width in a predetermined direction of the second light reflecting member.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: January 22, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Taro Kato