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Isao Hagiwara

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  • Yokohama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing thermoplastic resin composition, and thermopl...
    • Patent number 8,735,456
    • Issue date May 27, 2014
    • Canon Kabushiki Kaisha
    • Kenichiro Iuchi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Rubber composition
    • Patent number 7,420,012
    • Issue date Sep 2, 2008
    • Bridgestone Corporation
    • Isao Hagiwara
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Seismic isolation device
    • Patent number 5,884,440
    • Issue date Mar 23, 1999
    • Bridgestone Corporation
    • Takaharu Kubo
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seismic isolation apparatus
    • Patent number 5,765,322
    • Issue date Jun 16, 1998
    • Bridgestone Corporation
    • Takaharu Kubo
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents