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Kenichiro Ohya

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Patents Grantslast 30 patents

  • Information Patent Grant

    Macromolecular compound
    • Patent number 10,290,809
    • Issue date May 14, 2019
    • Sumitomo Chemical Company, Limited
    • Ken Yoshimura
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymer compound
    • Patent number 9,601,695
    • Issue date Mar 21, 2017
    • Sumitomo Chemical Company, Limited
    • Ken Yoshimura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Reactive compound
    • Patent number 9,512,149
    • Issue date Dec 6, 2016
    • Sumitomo Chemical Company, Limited
    • Kenichiro Ohya
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Macromolecular compound
    • Patent number 9,472,763
    • Issue date Oct 18, 2016
    • Sumitomo Chemical Company, Limited
    • Ken Yoshimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer compound and electronic device using the same
    • Patent number 9,396,831
    • Issue date Jul 19, 2016
    • Sumitomo Chemical Company, Limited
    • Kenichiro Ohya
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymeric compound and electronic element
    • Patent number 9,290,510
    • Issue date Mar 22, 2016
    • Sumitomo Chemical Company, Limited
    • Kenichiro Ohya
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Macromolecular compound
    • Patent number 9,209,404
    • Issue date Dec 8, 2015
    • Sumitomo Chemical Company, Limited
    • Ken Yoshimura
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Photovoltaic device
    • Patent number 9,006,714
    • Issue date Apr 14, 2015
    • Sumitomo Chemical Company, Limited
    • Ken Yoshimura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Polymer compound, and thin film and ink composition each containing...
    • Patent number 8,921,836
    • Issue date Dec 30, 2014
    • Sumitomo Chemical Company, Limited
    • Kazuo Takimiya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    POLYMER COMPOUND AND ORGANIC PHOTOELECTRIC CONVERSION ELEMENT USING...
    • Publication number 20210139643
    • Publication date May 13, 2021
    • Sumitomo Chemical Company, Limited
    • Takafumi ARAKI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    MACROMOLECULAR COMPOUND
    • Publication number 20160372675
    • Publication date Dec 22, 2016
    • Sumitomo Chemical Company, Limited
    • Ken YOSHIMURA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYMERIC COMPOUND AND ELECTRONIC ELEMENT
    • Publication number 20160152639
    • Publication date Jun 2, 2016
    • Sumitomo Chemical Company, Limited
    • Kenichiro OHYA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYMER COMPOUND AND ELECTRIC DEVICE
    • Publication number 20160079540
    • Publication date Mar 17, 2016
    • Sumitomo Chemical Company, Limited
    • Ken YOSHIMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    REACTIVE COMPOUND
    • Publication number 20150353583
    • Publication date Dec 10, 2015
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Kenichiro OHYA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYMER COMPOUND AND ELECTRONIC DEVICE
    • Publication number 20140239284
    • Publication date Aug 28, 2014
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Ken Yoshimura
    • G01 - MEASURING TESTING
  • Information Patent Application

    POLYMER COMPOUND AND ELECTRONIC DEVICE USING THE SAME
    • Publication number 20140084217
    • Publication date Mar 27, 2014
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Kenichiro Ohya
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYMER COMPOUND
    • Publication number 20130026459
    • Publication date Jan 31, 2013
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Ken Yoshimura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POLYMER COMPOUND, AND THIN FILM AND INK COMPOSITION EACH CONTAINING...
    • Publication number 20120305899
    • Publication date Dec 6, 2012
    • NATIONAL UNIVERSITY OF CORPORATION HIROSHIMA UNIVERSITY
    • Kazuo Taki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MACROMOLECULAR COMPOUND
    • Publication number 20120217448
    • Publication date Aug 30, 2012
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Ken Yoshimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    MACROMOLECULAR COMPOUND
    • Publication number 20120205596
    • Publication date Aug 16, 2012
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Ken Yoshimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PHOTOVOLTAIC CELL
    • Publication number 20120205644
    • Publication date Aug 16, 2012
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Ken Yoshimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYMERIC COMPOUND AND ELECTRONIC ELEMENT
    • Publication number 20120205593
    • Publication date Aug 16, 2012
    • SUMITOMO CHEMICAL COMPANY, LIMITED
    • Kenichiro Ohya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...