TREA

Tomio Yoshida

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  • Niihama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Resin of polycarbonate and graft copolymer of unsaturated epoxy mon...
    • Patent number 4,880,874
    • Issue date Nov 14, 1989
    • Sumitomo Naugatuck Co., Ltd.
    • Mikio Hirai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Molding resin composition
    • Patent number 4,855,355
    • Issue date Aug 8, 1989
    • Sumitomo Naugatuck Co., Ltd.
    • Mikio Hirai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Weather resistant thermoplastic resin composition
    • Patent number 4,762,886
    • Issue date Aug 9, 1988
    • Sumitomo Naugatick Co., Ltd.
    • Mikio Hirai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Weather-resistant resin, and its production
    • Patent number 4,757,111
    • Issue date Jul 12, 1988
    • Sumitomo Naugatuck Co., Ltd.
    • Mikio Hirai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing thermoplastic resin
    • Patent number 4,205,019
    • Issue date May 27, 1980
    • Sumitamo Naugatuck Co., Ltd.
    • Takesaburo Shima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing thermoplastic resin
    • Patent number 4,112,021
    • Issue date Sep 5, 1978
    • Sumitomo Naugatuck Co., Ltd.
    • Takesaburo Shima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...