TREA

Masahiro Fukuyama

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  • Sodegaura, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    (Meth)acrylate copolymer and its elastomer compositions
    • Patent number 5,610,226
    • Issue date Mar 11, 1997
    • Sumitomo Chemical Company, Limited
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Automotive weather strip
    • Patent number 5,548,012
    • Issue date Aug 20, 1996
    • Sumitomo Chemical Company, Ltd.
    • Keisaku Yamamoto
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Rubber composition
    • Patent number 5,523,353
    • Issue date Jun 4, 1996
    • Sumitomo Chemical Company, Limited
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber compositions for sponge rubber
    • Patent number 5,462,975
    • Issue date Oct 31, 1995
    • Sumitomo Chemical Co., Ltd.
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber composition
    • Patent number 5,438,101
    • Issue date Aug 1, 1995
    • Sumitomo Chemical Company, Limited
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber compositions and vulcanized rubber compositions
    • Patent number 5,344,881
    • Issue date Sep 6, 1994
    • Sumitomo Chemical Company, Limited
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Vulcanizable epoxy group-containing elastomer composition
    • Patent number 5,292,825
    • Issue date Mar 8, 1994
    • Sumitomo Chemical Company, Limited
    • Keisaku Yamamoto
    • 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

    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

    Elastomer composition
    • Patent number 5,075,385
    • Issue date Dec 24, 1991
    • Sumitomo Chemical Company, Limited
    • Nobuyuki Yoshida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Vulcanizable epoxy group-containing elastomer composition
    • Patent number 5,039,756
    • Issue date Aug 13, 1991
    • Sumitomo Chemical Co., Ltd.
    • Keisaku Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene-acrylic acid ester copolymer and process for producing the...
    • Patent number 4,987,199
    • Issue date Jan 22, 1991
    • Sumitomo Chemical Company, Limited
    • Hiroyoshi Takao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Elastomer composition
    • Patent number 4,985,507
    • Issue date Jan 15, 1991
    • Sumitomo Chemical Company, Limited
    • Nobuyuki Yoshida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic elastomer composition
    • Patent number 4,933,389
    • Issue date Jun 12, 1990
    • Sumitomo Chemical Company, Limited
    • Tadashi Hikasa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber composition
    • Patent number 4,882,388
    • Issue date Nov 21, 1989
    • Sumitomo Chemical Company, Limited
    • Takashi Nakagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Elastomer composition
    • Patent number 4,820,774
    • Issue date Apr 11, 1989
    • Sumitomo Chemical Company, Limited
    • Hiroyoshi Takao
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...