TREA

Shigeo Hosokawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyurethane
    • Patent number 5,952,437
    • Issue date Sep 14, 1999
    • Kyowa Hakko Kogyo Co., Ltd.
    • Toshio Tadokoro
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyurethane
    • Patent number 5,668,223
    • Issue date Sep 16, 1997
    • Kyowa Hakko Kogyo Co., Ltd.
    • Toshio Tadokoro
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic coating formulations
    • Patent number 5,330,669
    • Issue date Jul 19, 1994
    • Kyowa Hakko Kogyo Co., Ltd.
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyurethane resin containing a phosphoric acid group
    • Patent number 5,292,853
    • Issue date Mar 8, 1994
    • Kyowa Hakko Kogyo Co., Ltd.
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic coating formulations and magnetic recording media
    • Patent number 5,273,826
    • Issue date Dec 28, 1993
    • The B. F. Goodrich Company
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic coating formulations and magnetic recording media
    • Patent number 5,162,162
    • Issue date Nov 10, 1992
    • The B. F. Goodrich Company
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium comprising a polyurethane resin coating r...
    • Patent number 5,158,830
    • Issue date Oct 27, 1992
    • The B. F. Goodrich Company
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyurethane composition
    • Patent number 5,142,001
    • Issue date Aug 25, 1992
    • Kyowa Hakko Kogyo Co., Ltd.
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic coating formulations and magnetic recording media
    • Patent number 5,037,934
    • Issue date Aug 6, 1991
    • Kyowa Hakko Kogyo Co., Ltd.
    • Masahiko Yasuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...