Patents by Inventor Daisuke Ota

Daisuke Ota 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: 12296642
    Abstract: A vehicle air conditioning system includes: air conditioners provided to respectively correspond to air conditioning zones; and a cooler that cools a target equipment mounted on a vehicle. The cooler includes a cooling circuit through which a heat medium for exchanging heat with the target equipment flows. Of the plurality of air conditioners, the air conditioner that air-conditions a door side zone is a door side air conditioner and the air conditioner that air-conditions a panel side zone is a panel side air conditioner. An amount of heat absorbed from the heat medium during equipment temperature control, in which cooling of the interior and temperature control of the target equipment are respectively performed by the plurality of air conditioners, is smaller in the panel side air conditioner than in the door side air conditioner.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: May 13, 2025
    Assignee: DENSO CORPORATION
    Inventors: Syun Imada, Kouji Miura, Masami Taniguchi, Daisuke Ota, Shinya Kaneura, Koichiro Shirai
  • Patent number: 12296643
    Abstract: A vehicle air conditioning system includes: air conditioners provided to respectively correspond to air conditioning zones; and a cooler that cools a target equipment mounted on a vehicle. The cooler includes a cooling circuit through which a heat medium for exchanging heat with the target equipment flows. Of the plurality of air conditioners, the air conditioner that air-conditions a door side zone is a door side air conditioner and the air conditioner that air-conditions a panel side zone is a panel side air conditioner. An amount of heat absorbed from the heat medium during an equipment temperature control, in which cooling of the interior and temperature control of the target equipment are respectively performed by the air conditioners, is smaller in the door side air conditioner than in the panel side air conditioner.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: May 13, 2025
    Assignee: DENSO CORPORATION
    Inventors: Syun Imada, Kouji Miura, Masami Taniguchi, Daisuke Ota, Shinya Kaneura, Koichiro Shirai
  • Publication number: 20250144649
    Abstract: A system comprising a workpiece and an electrostatic coating machine configured to electrostatically adsorb paint on the workpiece by charging the paint with a voltage output supplied from a high voltage generator, wherein a high voltage safety control unit is configured to monitor the voltage output and lower the voltage output of the high voltage generator based on a detected current being above a first overcurrent threshold, can be improved wherein a the first overcurrent threshold is a dynamic threshold based on the voltage output.
    Type: Application
    Filed: February 14, 2023
    Publication date: May 8, 2025
    Inventors: Tatsuya Nakaishi, Daisuke Ota
  • Publication number: 20250128276
    Abstract: An electrostatic coating machine can include an applicator rotatably attached to a distal end of a turbine and shaft, wherein the applicator is a bell cup comprising a resin material, wherein the bell cup comprises an outer peripheral edge and a bell cup exposed surface, wherein the outer peripheral edge comprises a conductive or semi-conductive coating material, and a plurality of semi-conductive members extending through the resin material in electrical communication with a high voltage path and the outer peripheral edge.
    Type: Application
    Filed: December 22, 2022
    Publication date: April 24, 2025
    Inventors: Tatsuya Nakaishi, Daisuke Ota
  • Publication number: 20250109289
    Abstract: Provided is a composition comprising a perfluoroelastomer and a polytetrafluoroethylene, wherein a melt viscosity of the polytetrafluoroethylene is 1.0×103 to 7.0×106 poise, a melting point of the polytetrafluoroethylene is 322° C. or higher, and the composition is obtained by co-coagulating the perfluoroelastomer and the polytetrafluoroethylene.
    Type: Application
    Filed: October 4, 2024
    Publication date: April 3, 2025
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Asuka NOHARA, Tomohisa KONISHI, Daisuke OTA
  • Publication number: 20250026905
    Abstract: Provided is a composition comprising a perfluoroelastomer and a filler, wherein the filler contains silicon carbide and graphite, and a ratio (area (C)/area (SiC)) of an area (C) of a peak derived from the graphite in the filler to an area (SiC) of a peak derived from the silicon carbide in the filler is 0.7 or more.
    Type: Application
    Filed: September 27, 2024
    Publication date: January 23, 2025
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumihiro KAMIYA, Daisuke OTA, Tsuyoshi NOGUCHI
  • Publication number: 20240327633
    Abstract: Provided is a perfluoroelastomer composition comprising (A) a nitrile group-containing perfluoroelastomer, (B) an iodine or bromine-containing perfluoroelastomer not containing a nitrile group, and (C) at least one compound selected from the group consisting of an inorganic nitride and an ammonia-generating compound.
    Type: Application
    Filed: June 12, 2024
    Publication date: October 3, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Seiichi HIRANO, Daisuke OTA, Tsuyoshi NOGUCHI
  • Publication number: 20240084102
    Abstract: A compound for use as a cross-linking agent represented by the following formula (1) wherein R1 is —SO2—, —O—, —CO—, an optionally substituted alkylene group, a group represented by the following formula (2) or a single bond; and two As are each independently an aromatic ring group containing a 5- or 6-membered aromatic ring and optionally containing a substituent, where the aromatic ring group contains a substituent in the case where the aromatic ring group is a monocyclic aromatic ring group containing a 6-membered aromatic hydrocarbon ring. Also disclosed is a composition containing the cross-linking agent.
    Type: Application
    Filed: October 26, 2023
    Publication date: March 14, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tadashi KANBARA, Tsuyoshi NOGUCHI, Fumihiro KAMIYA, Daisuke OTA, Atsushi SUDO
  • Publication number: 20240052072
    Abstract: Provided is a fluoroelastomer crosslinkable composition containing: a polyol-crosslinkable fluoroelastomer (a); and a cross-linking agent (b), wherein the cross-linking agent (b) is at least one selected from the group consisting of a compound represented by the following general formula (b) and a salt of the compound with an alkali metal, an alkaline earth metal, or an onium compound. (wherein all symbols are as defined in the specification).
    Type: Application
    Filed: October 11, 2023
    Publication date: February 15, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuyoshi KAWASAKI, Daisuke OTA, Kouhei TAKEMURA
  • Patent number: 11898661
    Abstract: Provided is a fluororubber composition capable of providing a crosslinked fluororubber article that exhibits not only heat resistance, but also excellent mechanical properties at high temperatures. The fluororubber composition includes a fluororubber (A), a carbon black (B), and an aromatic petroleum resin (E), and the fluororubber composition has a difference ?G? (G? (1%)?G? (100%)) of not lower than 120 kPa and not higher than 3,000 kPa, where G? (1%) denotes a shear modulus at a dynamic strain of 1%, G? (100%) denotes a shear modulus at a dynamic strain of 100%, and G? (1%) and G? (100%) are determined by a dynamic viscoelasticity test carried out on an unvulcanised rubber with a rubber process analyzer (RPA) in a condition that the measurement frequency is 1 Hz and the measurement temperature is 100° C.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: February 13, 2024
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Daisuke Ota, Akinori Ueda, Yuu Kadowaki, Mayuko Taeda, Masanori Kitaichi, Kazuhiro Yamamura, Michiko Doi, Shoji Fukuoka
  • Publication number: 20240034871
    Abstract: A fluoroelastomer crosslinkable composition containing: a polyol-crosslinkable fluoroelastomer (a); and a cross-linking agent (b), wherein the cross-linking agent (b) is at least one selected from a compound that has a structure represented by the following general formula (b) in its molecule and that does not contain a fluorine atom, and a salt of the compound with an alkali metal, an alkaline earth metal, or an onium compound: wherein all symbols are as defined in the specification. Also disclosed are a formed article and sealing material obtained from the fluoroelastomer crosslinkable composition.
    Type: Application
    Filed: September 29, 2023
    Publication date: February 1, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuyoshi KAWASAKI, Daisuke OTA, Kouhei TAKEMURA
  • Publication number: 20240026139
    Abstract: A fluoroelastomer crosslinkable composition containing a polyol-crosslinkable fluoroelastomer (a) and a cross-linking agent (b), wherein the cross-linking agent (b) is at least one selected from a compound represented by the general formula (b1) set forth in the description, a compound represented by the general formula (b2) set forth in the description, and a salt of any of these compounds with an alkali metal, an alkaline earth metal, or an onium compound. Also disclosed are a formed article and sealing material obtained from the fluoroelastomer crosslinkable composition.
    Type: Application
    Filed: September 29, 2023
    Publication date: January 25, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuyoshi KAWASAKI, Daisuke OTA, Kouhei TAKEMURA
  • Publication number: 20240026138
    Abstract: A fluoroelastomer crosslinkable composition including a polyol-crosslinkable fluoroelastomer (a) and a cross-linking agent (b), wherein the cross-linking agent (b) is at least one selected from a compound represented by the following general formula (b) and a salt of the compound with an alkali metal, an alkaline earth metal, or an onium compound: wherein respective symbols are the same as those defined in the specification. Also disclosed are a formed article and sealing material obtained from the fluoroelastomer crosslinkable composition.
    Type: Application
    Filed: September 29, 2023
    Publication date: January 25, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuyoshi KAWASAKI, Daisuke OTA, Kouhei TAKEMURA
  • Publication number: 20230303748
    Abstract: Provided is a fluoropolymer comprising tetrafluoroethylene unit (1) and a monomer unit (2) derived from a perfluoroalkadlene represented by formula (2): CF2?CF(CF2)nCF?CF2 where n represents an integer of 2 to 10, wherein a content of tetrafluoroethylene unit (1) is 98.0 to 99.999 mol % or more based on total monomer units constituting the fluoropolymer, and a content of the monomer unit (2) is 0.001 to 2.0 mol % based on total monomer units constituting the fluoropolymer.
    Type: Application
    Filed: May 19, 2023
    Publication date: September 28, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Asuka NOHARA, Shinya Handa, Daisuke Ota, Yoshinori Nanba, Akiyoshi Yamauchi, Naoyuki Hoshiya, Tsuyoshi Noguchi
  • Publication number: 20230104697
    Abstract: A vehicle air conditioning system includes: air conditioners provided to respectively correspond to air conditioning zones; and a cooler that cools a target equipment mounted on a vehicle. The cooler includes a cooling circuit through which a heat medium for exchanging heat with the target equipment flows. Of the plurality of air conditioners, the air conditioner that air-conditions a door side zone is a door side air conditioner and the air conditioner that air-conditions a panel side zone is a panel side air conditioner. An amount of heat absorbed from the heat medium during an equipment temperature control, in which cooling of the interior and temperature control of the target equipment are respectively performed by the air conditioners, is smaller in the door side air conditioner than in the panel side air conditioner.
    Type: Application
    Filed: December 7, 2022
    Publication date: April 6, 2023
    Inventors: Syun IMADA, Kouji MIURA, Masami TANIGUCHI, Daisuke OTA, Shinya KANEURA, Koichiro SHIRAI
  • Publication number: 20230099940
    Abstract: A vehicle air conditioning system includes: air conditioners provided to respectively correspond to air conditioning zones; and a cooler that cools a target equipment mounted on a vehicle. The cooler includes a cooling circuit through which a heat medium for exchanging heat with the target equipment flows. Of the plurality of air conditioners, the air conditioner that air-conditions a door side zone is a door side air conditioner and the air conditioner that air-conditions a panel side zone is a panel side air conditioner. An amount of heat absorbed from the heat medium during equipment temperature control, in which cooling of the interior and temperature control of the target equipment are respectively performed by the plurality of air conditioners, is smaller in the panel side air conditioner than in the door side air conditioner.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 30, 2023
    Inventors: Syun IMADA, Kouji MIURA, Masami TANIGUCHI, Daisuke OTA, Shinya KANEURA, Koichiro SHIRAI
  • Patent number: 11054066
    Abstract: The present invention provides a hose excellent in mechanical properties at high temperatures. The hose of the present invention comprises a cross-linked fluororubber layer obtainable by cross-linking a fluororubber composition containing a fluororubber (A) and a carbon black (B). The cross-linked fluororubber layer has a loss modulus E? of 400 kPa or higher and 6,000 kPa or lower determined by a dynamic viscoelasticity test (measurement temperature: 160° C., tensile strain: 1%, initial force: 157 cN, frequency: 10 Hz).
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: July 6, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Junpei Terada, Daisuke Ota, Masanori Kitaichi, Yutaka Ueta, Shigeru Morita, Kazuyoshi Kawasaki, Tatsuya Morikawa, Satoshi Kawai, Shoji Fukuoka
  • Patent number: 10861993
    Abstract: An insulation paste for forming a protective layer of a solar cell device includes: a siloxane resin; an organic solvent; and multiple fillers each having a surface covered with an organic coating containing at least one material different from a material of the siloxane resin. A method for producing the insulation paste includes: preparing the multiple fillers; and mixing together a precursor of the siloxane resin, water, a catalyst, an organic solvent, and the multiple fillers. A method for manufacturing a solar cell device includes: applying the insulation paste to the passivation layer; and drying the insulation paste to form the protective layer on the passivation layer. A solar cell device includes: the passivation layer located on a semiconductor region; and the protective layer located on the passivation layer and including a siloxane resin and dimethylpolysiloxane.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: December 8, 2020
    Assignee: KYOCERA CORPORATION
    Inventors: Shinya Ishikawa, Motoki Shibahara, Satoshi Kitayama, Daisuke Ota, Takashi Koide, Tsuyoshi Kimura
  • Patent number: 10359725
    Abstract: A power source device includes a control substrate and a power source substrate. The control substrate has a modulation signal generating integrated circuit that outputs a modulation signal modulated to generate an AC voltage. The power source substrate generates a high AC voltage by demodulating the modulation signal which is output from the modulation signal generating integrated circuit of the control substrate.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: July 23, 2019
    Assignee: FUJI XEROX CO., LTD.
    Inventor: Daisuke Ota
  • Publication number: 20190094779
    Abstract: A power source device includes a control substrate and a power source substrate. The control substrate has a modulation signal generating integrated circuit that outputs a modulation signal modulated to generate an AC voltage. The power source substrate generates a high AC voltage by demodulating the modulation signal which is output from the modulation signal generating integrated circuit of the control substrate.
    Type: Application
    Filed: April 5, 2018
    Publication date: March 28, 2019
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Daisuke OTA