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Hiroyuki Harada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing thermoplastic elastomer composition, and air-...
    • Patent number 7,754,815
    • Issue date Jul 13, 2010
    • Sumitomo Chemical Company, Limited
    • Hiroshi Toyoda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing multilayer molded articles
    • Patent number 5,830,402
    • Issue date Nov 3, 1998
    • Sumitomo Chemical Company, Limited
    • Hiroyuki Harada
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polypropylene resin composition
    • Patent number 5,624,991
    • Issue date Apr 29, 1997
    • Sumitomo Chemical Company Limited
    • Hiroyuki Harada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Resin composition for extrusion molding
    • Patent number 5,587,247
    • Issue date Dec 24, 1996
    • Sumitomo Chemical Company, Limited
    • Kohji Kubo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin composition
    • Patent number 5,556,910
    • Issue date Sep 17, 1996
    • Sumitomo Chemical Company Limited
    • Hiroyuki Harada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber composition
    • Patent number 5,179,156
    • Issue date Jan 12, 1993
    • Sumitomo Chemical Company, Limited
    • Hiroyoshi Takao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic resin composition
    • Patent number 5,159,004
    • Issue date Oct 27, 1992
    • Sumitomo Chemical Company, Limited
    • Motonobu Furuta
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber composition
    • Patent number 5,118,773
    • Issue date Jun 2, 1992
    • Sumitomo Chemical Company, Limited
    • Hiroyoshi Takao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin composition
    • Patent number 5,087,654
    • Issue date Feb 11, 1992
    • Sumitomo Chemical Company, Limited
    • Hiroyuki Harada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic resin composition and process for producing the same
    • Patent number 5,071,911
    • Issue date Dec 10, 1991
    • Sumitomo Chemical Company, Limited
    • Motonobu Furuta
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene multi-layer film
    • Patent number 4,769,284
    • Issue date Sep 6, 1988
    • Sumitomo Chemical Company, Limited
    • Masahiro Kakugo
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Method for producing olefin polymers
    • Patent number 4,168,358
    • Issue date Sep 18, 1979
    • Sumitomo Chemical Company Limited
    • Hiroyuki Harada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    ABSORBENT ARTICLE
    • Publication number 20120220971
    • Publication date Aug 30, 2012
    • UNICHARM CORPORATION
    • Hiroyuki Harada
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Process for producing thermoplastic elastomer composition, and air-...
    • Publication number 20060199909
    • Publication date Sep 7, 2006
    • Sumitomo Chemical Company, Limited
    • Hiroshi Toyoda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...