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Hiroki Okazaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing pseudopolyrotaxane aqueous dispersion
    • Patent number 10,308,772
    • Issue date Jun 4, 2019
    • Sumitomo Seika Chemicals Co., Ltd.
    • Naohisa Hayamizu
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Method for producing pseudopolyrotaxane
    • Patent number 9,938,382
    • Issue date Apr 10, 2018
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for manufacturing polyrotaxane
    • Patent number 9,487,630
    • Issue date Nov 8, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing pseudopolyrotaxane aqueous dispersion
    • Patent number 9,475,908
    • Issue date Oct 25, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production method for hydrophilic modified polyrotaxane
    • Patent number 9,409,999
    • Issue date Aug 9, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyrotaxane composition
    • Patent number 9,266,972
    • Issue date Feb 23, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production method for powdered hydrophilic modified polyrotaxane
    • Patent number 9,238,696
    • Issue date Jan 19, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Hydrophilic modified polyrotaxane composition
    • Patent number 9,205,104
    • Issue date Dec 8, 2015
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method for producing pseudopolyrotaxane
    • Patent number 9,120,901
    • Issue date Sep 1, 2015
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing refined polyrotaxane
    • Patent number 9,068,051
    • Issue date Jun 30, 2015
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING PSEUDOPOLYROTAXANE AQUEOUS DISPERSION
    • Publication number 20170349711
    • Publication date Dec 7, 2017
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • Naohisa HAYAMIZU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR MANUFACTURING POLYROTAXANE
    • Publication number 20150240036
    • Publication date Aug 27, 2015
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    HYDROPHILIC MODIFIED POLYROTAXANE COMPOSITION
    • Publication number 20140066403
    • Publication date Mar 6, 2014
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PRODUCTION METHOD FOR HYDROPHILIC MODIFIED POLYROTAXANE
    • Publication number 20140066616
    • Publication date Mar 6, 2014
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PRODUCTION METHOD FOR POWDERED HYDROPHILIC MODIFIED POLYROTAXANE
    • Publication number 20140066615
    • Publication date Mar 6, 2014
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYROTAXANE COMPOSITION
    • Publication number 20140058078
    • Publication date Feb 27, 2014
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR PRODUCING REFINED POLYROTAXANE
    • Publication number 20130331562
    • Publication date Dec 12, 2013
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR PRODUCING PSEUDOPOLYROTAXANE
    • Publication number 20130317209
    • Publication date Nov 28, 2013
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR PRODUCING PSEUDOPOLYROTAXANE AQUEOUS DISPERSION
    • Publication number 20130296547
    • Publication date Nov 7, 2013
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR PRODUCING PSEUDOPOLYROTAXANE
    • Publication number 20130296546
    • Publication date Nov 7, 2013
    • ADVANCED SOFTMATERIALS INC.
    • Tomoaki Yamasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...