TREA

Osamu Ishikawa

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  • Tochigi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pulverization/dispersion processing system
    • Patent number 8,113,450
    • Issue date Feb 14, 2012
    • Nippon Coke & Engineering Co., Ltd.
    • Satoshi Shiina
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Power transmission apparatus
    • Patent number 6,413,183
    • Issue date Jul 2, 2002
    • Tochigi Fuji Sangyo Kabushiki Kaisha
    • Yasuhiko Ishikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Differential apparatus
    • Patent number 5,711,737
    • Issue date Jan 27, 1998
    • Tochigi Fuji Sangyo Kabushiki Kaisha
    • Masao Teraoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Differential gear apparatus with differential limitation mechanism
    • Patent number 4,983,150
    • Issue date Jan 8, 1991
    • Viscodrive Japan Ltd.
    • Takao Tashiro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid composition for use in viscous coupling
    • Patent number 4,959,166
    • Issue date Sep 25, 1990
    • Cosmo Oil Co., Ltd.
    • Hiromu Minamitani
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Power transmission apparatus
    • Patent number 4,928,803
    • Issue date May 29, 1990
    • Tochigifujisangyo Kabushiki Kaisha
    • Osamu Ishikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Differential gear assembly with viscous and friction clutch mechanisms
    • Patent number 4,838,119
    • Issue date Jun 13, 1989
    • Tochigifujisangyo Kabushiki Kaisha
    • Masao Teraoka
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Differential device for a power transmission apparatus
    • Patent number 4,757,727
    • Issue date Jul 19, 1988
    • Tochigifujisangyo Kabushikigaisha
    • Masao Teraoka
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Power transmission device
    • Patent number 4,735,108
    • Issue date Apr 5, 1988
    • Tochigifujisangyo Kabushikigaisha
    • Masao Teraoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PULVERIZATION/DISPERSION PROCESSING SYSTEM
    • Publication number 20100072312
    • Publication date Mar 25, 2010
    • Nippon Coke & Engineering Co., Ltd.
    • Satoshi Shiina
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...