TREA

Kazuo Hieda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Aromatic polysulfone resin composition
    • Patent number 5,268,409
    • Issue date Dec 7, 1993
    • Sumitomo Chemical Company, Limited
    • Kuniaki Asai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing aromatic polysulfone molding compound improve...
    • Patent number 5,032,336
    • Issue date Jul 16, 1991
    • Sumitomo Chemical Company, Limited
    • Kuniaki Asai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Resin composition for printed circuit board
    • Patent number 4,943,606
    • Issue date Jul 24, 1990
    • Sumitomo Chemical Company, Limited
    • Masakazu Inoue
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aromatic polysulfone resin composition having excellent plating cha...
    • Patent number 4,843,113
    • Issue date Jun 27, 1989
    • Sumitomo Chemical Company, Limited
    • Yoshiharu Tatsukami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aromatic polysulfone resin composition
    • Patent number 4,820,761
    • Issue date Apr 11, 1989
    • Sumitomo Chemical Company, Limited
    • Teruo Saito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyetherketone resin composition
    • Patent number 4,699,944
    • Issue date Oct 13, 1987
    • Sumitomo Chemical Company, Limited
    • Teruo Saito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aromatic polysulfone resin composition
    • Patent number 4,626,564
    • Issue date Dec 2, 1986
    • Sumitomo Chemical Company, Ltd.
    • Teruo Saito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Coating resin composition
    • Patent number 4,578,427
    • Issue date Mar 25, 1986
    • Sumitomo Chemical Company, Limited
    • Teruo Saito
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...