Patents by Inventor Takayuki Okamoto

Takayuki Okamoto 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: 10913327
    Abstract: An air conditioner for a vehicle includes a cooling water circuit and a heater. The cooling water circuit allows a cooling water to circulate between an engine and a heater core in a heating operation. The engine is a power source of the vehicle. The heater core is configured to heat air using a heat of the cooling water. The heater is located downstream of the engine and upstream of the heater core in the cooling water circuit and is configured to heat the cooling water.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: February 9, 2021
    Assignee: DENSO CORPORATION
    Inventors: Tsuyoshi Okamoto, Takayuki Watanabe
  • Publication number: 20210033951
    Abstract: A projector and a method for holding the projector, which can prevent the projector from dropping and which can prevent noise emission. The projector of the present disclosure includes resin housing having multiple mounting portions, hanging metal plate disposed inside housing, at least one metal member disposed inside housing, connected to hanging metal plate, and integrated with hanging metal plate to form a loop shape, grounding member that is connected to the loop shape and grounds hanging metal plate, hanging metal fitting for fixing housing to a wall surface or ceiling, fixing member for fixing hanging metal fitting from the outside of housing to multiple portions, the hanging metal plate being fixed to hanging metal fitting through fixing member in at least one portions.
    Type: Application
    Filed: April 27, 2018
    Publication date: February 4, 2021
    Inventor: Takayuki OKAMOTO
  • Patent number: 10876993
    Abstract: Provided is a gas sensor which is capable of preferably sensing an ammonia gas, and has excellent durability. A mixed-potential gas sensor includes a sensor element composed of an oxygen-ion conductive solid electrolyte, and a heater provided inside the element. The sensor element includes on a surface thereof a sensing electrode formed of a cermet including Pt, Au and an oxygen-ion conductive solid electrolyte, and also includes a reference electrode formed of a cermet of Pt and an oxygen-ion conductive solid electrolyte, and a porous electrode protective layer whose porosity is 5 to 40% covering at least the sensing electrode. The Au abundance ratio in a surface of noble metal particles forming the sensing electrode is 0.4 or more. The concentration of an ammonia gas is determined on the basis of a potential difference occurring between the sensing electrode and the reference electrode when the sensor element is disposed in a measurement gas and heated to 400° C. to 800° C.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: December 29, 2020
    Assignee: NGK INSULATORS, LTD.
    Inventors: Taku Okamoto, Takayuki Sakurai, Noriko Hirata, Yuki Nakayama
  • Patent number: 10788444
    Abstract: A sensor element includes a NOx sensor part, a NH3 gas sensor part, and a single common electrode shared by the both parts. The former has a pump cell including a measurement electrode facing an internal space, a pump electrode formed on a surface of the element, and a solid electrolyte therebetween. The latter includes a sensing electrode formed on a surface of the element and having catalytic activity inactivated for a NH3 gas. The common electrode is located to be in contact with a reference gas. The NOx concentration is determined based on a potential difference occurring between the sensing electrode and the common electrode, and a current flowing through the pump cell in a state of controlling a voltage applied across the electrodes to maintain a potential difference between the measurement electrode and the common electrode constant.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: September 29, 2020
    Assignee: NGK INSULATORS, LTD.
    Inventors: Taku Okamoto, Nobuhiko Mori, Takayuki Sekiya
  • Patent number: 10746117
    Abstract: A vehicle control device for a vehicle including an engine that is a power source of the vehicle, and a heating unit that heats a coolant of the engine includes a water temperature determination part that determines whether or not a temperature of the coolant is lower than a predetermined value, and a heating control part that performs an operation limitation to stop an output of the heating unit or to limit the output of the heating unit to a predetermined upper limit value or lower, when the water temperature determination part determines that the temperature of the coolant is lower than the predetermined value.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: August 18, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tsuyoshi Okamoto, Takayuki Watanabe
  • Publication number: 20200247925
    Abstract: The present invention provides a 4-methyl-1-pentene/?-olefin copolymer being excellent in lightness, stress absorption, stress relaxation, vibration damping properties, scratch resistance, abrasion resistance, toughness, mechanical properties and flexibility, having no stickiness during molding operation and being excellent in the balance among these properties; a composition comprising the polymer; and uses thereof. The 4-methyl-1-pentene/?-olefin copolymer (A) of the present invention satisfies specific requirements, and comprises 5 to 95 mol % of a structural unit (i) derived from 4-methyl-1-pentene, 5 to 95 mol % of a structural unit (ii) derived from at least one kind of ?-olefin selected from ?-olefins having 2 to 20 carbon atoms excluding 4-methyl-1-pentene and 0 to 10 mol % of a structural unit (iii) derived from a non-conjugated polyene, provided that the total of the structural units (i), (ii), and (iii) is 100 mol %.
    Type: Application
    Filed: April 14, 2020
    Publication date: August 6, 2020
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Takayuki UEKUSA, Masahiko OKAMOTO, Yoshisada TAMO
  • Patent number: 10696140
    Abstract: An air conditioner for a vehicle including an engine, which serves as a power source and is configured to allow a cooling water to flow therethrough, includes a cooling water circuit, a heater, temperature sensors, and an output controller. The cooling water circuit allows the cooling water to circulate therein in a heating operation. The heater serves as a heat source, other than the engine, configured to heat the cooling water circulating in the cooling water circuit. The temperature sensors are connectable to the cooling water circuit and are configured to detect a temperature of the cooling water. The temperature sensors are positioned upstream and downstream of at least one of the engine and the heater. The output controller is configured to adjust at least an output of the heater based on the temperatures of the cooling water detected by the temperature sensors.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: June 30, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tsuyoshi Okamoto, Takayuki Watanabe
  • Patent number: 10680482
    Abstract: A stator includes a plurality of lead wires extending upward from a coil and a guide member supporting the lead wire above the coil. The guide member is an insulating body. The guide member includes a lower plate, an inner wall, and an upper plate. The lower plate spreads annularly around a central axis. The inner wall extends upward from an inner circumference of the lower plate. The upper plate extends from the inner wall to a radial outside. A single lead wire accommodation space exists on an upper side of the lower plate, a lower side of the upper plate, and a radial outside of the inner wall. The plurality of lead wires are circumferentially disposed along the inner wall in the lead wire accommodation space.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: June 9, 2020
    Assignee: NIDEC CORPORATION
    Inventors: Toshiya Okamoto, Shota Kawashima, Masato Aono, Takayuki Migita
  • Publication number: 20200168841
    Abstract: A top-emission type organic light emitting diode includes a substrate, a cathodic conductive layer including at least 70% by mass of Ag, an organic electroluminescence layer that includes a light emitting layer containing an organic light emitting material, an anodic conductive layer formed from a transparent conductor, and a lattice structure, in which a plurality of concave portions are periodically and two-dimensionally arranged. The cathodic conductive layer is laminated on the substrate. The organic electroluminescence layer is laminated on the cathodic conductive layer. The anodic conductive layer is laminated on the organic electroluminescence layer. The concave portions are provided to the cathodic conductive layer at an interface between the cathodic conductive layer and the organic electroluminescence layer. The lattice structure is a triangular lattice structure.
    Type: Application
    Filed: January 15, 2020
    Publication date: May 28, 2020
    Inventors: Kei SHINOTSUKA, Takayuki OKAMOTO
  • Patent number: 10665731
    Abstract: A photoelectric conversion element includes a composite passivation film disposed on a second surface of a semiconductor substrate that is opposite to a first surface on which light is incident. The composite passivation film includes a first passivation film having negative fixed charges and a protection film that protects the first passivation film. This allows the carrier collection efficiency of the photoelectric conversion element to be improved.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: May 26, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Yoshikawa, Takayuki Isaka, Chikao Okamoto
  • Patent number: 10662270
    Abstract: The present invention provides a 4-methyl-1-pentene/?-olefin copolymer being excellent in lightness, stress absorption, stress relaxation, vibration damping properties, scratch resistance, abrasion resistance, toughness, mechanical properties and flexibility, having no stickiness during molding operation and being excellent in the balance among these properties; a composition comprising the polymer; and uses thereof. The 4-methyl-1-pentene/?-olefin copolymer (A) of the present invention satisfies specific requirements, and comprises 5 to 95 mol % of a structural unit (i) derived from 4-methyl-1-pentene, 5 to 95 mol % of a structural unit (ii) derived from at least one kind of ?-olefin selected from ?-olefins having 2 to 20 carbon atoms excluding 4-methyl-1-pentene and 0 to 10 mol % of a structural unit (iii) derived from a non-conjugated polyene, provided that the total of the structural units (i), (ii), and (iii) is 100 mol %.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: May 26, 2020
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Takayuki Uekusa, Masahiko Okamoto, Yoshisada Tamo
  • Publication number: 20200157998
    Abstract: A support for an electric heating type catalyst comprises: a honeycomb structure having partition walls that define a plurality of cells, each of cells extending from one end face to other end face to form a fluid path for a fluid; and a pair of electrode layers formed on a side surface of the honeycomb structure, the pair of electrode layers being arranged so as to face each other across a center of the honeycomb structure. The pair of electrode layers is electrically connected to the honeycomb structure. The honeycomb structure side of each of the electrode layers comprises a portion having a thermal expansion coefficient lower than that of the honeycomb structure.
    Type: Application
    Filed: October 30, 2019
    Publication date: May 21, 2020
    Applicant: NGK INSULATORS, LTD.
    Inventors: Naoki OKAMOTO, Takayuki Inoue
  • Publication number: 20200160158
    Abstract: A neural network circuit having a novel structure is provided. A plurality of arithmetic circuits each including a register, a memory, a multiplier circuit, and an adder circuit are provided. The memory outputs different weight data in response to switching of a context signal. The multiplier circuit outputs multiplication data of the weight data and input data held in the register. The adder circuit performs a product-sum operation by adding the obtained multiplication data to data obtained by a product-sum operation in an adder circuit of another arithmetic circuit. The obtained product-sum operation data is output to an adder circuit of another arithmetic circuit, so that product-sum operations of different weight data and input data are performed.
    Type: Application
    Filed: April 2, 2018
    Publication date: May 21, 2020
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yuki OKAMOTO, Munehiro KOZUMA, Yoshiyuki KUROKAWA, Takayuki IKEDA
  • Patent number: 10655526
    Abstract: A support for an electric heating type catalyst comprises: a honeycomb structure having partition walls that define a plurality of cells, each of cells extending from one end face to other end face to form a fluid path for a fluid; and a pair of electrode layers formed on a side surface of the honeycomb structure, the pair of electrode layers being arranged so as to face each other across a center of the honeycomb structure. The pair of electrode layers is electrically connected to the honeycomb structure. The honeycomb structure side of each of the electrode layers comprises a portion having a thermal expansion coefficient lower than that of the honeycomb structure.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: May 19, 2020
    Assignee: NGK Insulators, Ltd.
    Inventors: Naoki Okamoto, Takayuki Inoue
  • Publication number: 20200152899
    Abstract: A method is used to produced an organic thin-film solar cell that includes a substrate and an anode, an organic thin-film layer including an organic semiconductor layer, and a cathode layered on top of the substrate. The method includes forming a particle monolayer film that includes a mixture of particles of different average particle sizes on a surface of an original plate for a mold, dry etching using the particle monolayer film as an etching mask to form a recess and protrusion-shaped microstructure, producing a transfer member in which the microstructure is inverted, layering at least the anode and the organic thin-film layer on top of the substrate, transferring the microstructure or the inverted microstructure to a surface of the organic thin-film layer by pressing the mold or the transfer member thereon, and layering the cathode on top of the organic thin-film layer.
    Type: Application
    Filed: January 16, 2020
    Publication date: May 14, 2020
    Inventors: Kei Shinotsuka, Takayuki Okamoto
  • Patent number: 10639962
    Abstract: A heat pump and a heater core are provided at a heating coolant water circuit connected to an engine. As heating thermal amount control, the control of decreasing the output of the heat pump and increasing the output of the engine with an increase in an engine outlet water temperature detected by an engine outlet water temperature sensor, thereby ensuring a target heating thermal amount. Thus, in response to a decrease in a heat generation efficiency of the heat pump with an increase in the engine outlet water temperature, the output of the heat pump is decreased so that fuel economy can be improved while the output of the engine is increased so that the target heating thermal amount can be ensured.
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: May 5, 2020
    Assignee: DENSO CORPORATION
    Inventors: Tsuyoshi Okamoto, Takayuki Watanabe
  • Publication number: 20200086767
    Abstract: A seat slider device may include a lower rail attachable to a body of a vehicle; a belt arranged along a longitudinal direction of the lower rail and having both ends thereof fixed; and an upper rail attachable to a seat, slidably engaging with the lower rail, and including an actuator configured to feed the belt. The actuator may be configured to apply a drive force on a lower surface of the belt.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 19, 2020
    Applicant: TOYOTA BODY SEIKO CO., LTD.
    Inventors: Takayuki OGASAWARA, Shin SHIRAKI, Hiroki OKAMOTO, Yoichi FUJII
  • Publication number: 20200079726
    Abstract: There is provided a curable compound having good solvent solubility and being capable of forming a cured material having super heat resistance. The curable compound according to the present invention is represented by the following formula (1).
    Type: Application
    Filed: November 10, 2017
    Publication date: March 12, 2020
    Applicant: DAICEL CORPORATION
    Inventors: Fei YANG, Yoshimichi OKANO, Kouji NAKATANI, Feng LIU, Michiyo NAKAI, Takayuki YAEGASHI, Yusuke OKAMOTO, Tsukasa YOSHIDA
  • Patent number: 10576108
    Abstract: An object of the present invention is to provide: a Tau protein production accelerator containing a natural product as an active ingredient; a therapeutic or preventive agent for a disease caused by Tau protein deficiency; and a therapeutic or preventive food composition for a disease caused by Tau protein deficiency. Provided are: a Tau protein production accelerator containing a dry powder ground product and/or extract of an earthworm as an active ingredient; a therapeutic or preventive agent for a disease caused by Tau protein deficiency; and a therapeutic or preventive food composition for a disease caused by Tau protein deficiency. The disease caused by Tau protein deficiency is preferably Alzheimer's disease.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: March 3, 2020
    Assignee: WELL STONE CO.
    Inventors: Yoichi Ishii, Takayuki Nemoto, Takeshi Okamoto
  • Patent number: 10581005
    Abstract: Provided is an organic thin-film solar cell, including: a substrate, an anode, an organic thin-film layer that includes an organic semiconductor layer, and a cathode. The anode, the organic thin-film layer that includes the organic semiconductor layer, and the cathode are layered in order on top of the substrate. A recess and protrusion-shaped microstructure that includes a plurality of recesses or protrusions arranged two-dimensionally at random is formed in an interface between the organic thin-film layer and the cathode.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: March 3, 2020
    Assignee: Oji Holdings Corporation
    Inventors: Kei Shinotsuka, Takayuki Okamoto