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Toshihiro Imai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metal gasket
    • Patent number 8,899,596
    • Issue date Dec 2, 2014
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal laminate gasket
    • Patent number 8,342,537
    • Issue date Jan 1, 2013
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket
    • Patent number 8,186,690
    • Issue date May 29, 2012
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder head gasket and method of making cylinder head gasket
    • Patent number 8,109,520
    • Issue date Feb 7, 2012
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal laminate gasket
    • Patent number 8,016,296
    • Issue date Sep 13, 2011
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal laminate gasket
    • Patent number 8,011,674
    • Issue date Sep 6, 2011
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket and mis-assembly detection method of metal gasket
    • Patent number 7,914,008
    • Issue date Mar 29, 2011
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket
    • Patent number 7,900,936
    • Issue date Mar 8, 2011
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder head gasket
    • Patent number 7,669,859
    • Issue date Mar 2, 2010
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Laminate-type gasket
    • Patent number 7,665,741
    • Issue date Feb 23, 2010
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder head gasket
    • Patent number 7,377,520
    • Issue date May 27, 2008
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder head gasket
    • Patent number 7,306,236
    • Issue date Dec 11, 2007
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Metal laminate gasket
    • Publication number 20100225068
    • Publication date Sep 9, 2010
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cylinder head gasket and cylinder head gasket design method
    • Publication number 20090200755
    • Publication date Aug 13, 2009
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal gasket
    • Publication number 20090184478
    • Publication date Jul 23, 2009
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal laminate gasket
    • Publication number 20090096176
    • Publication date Apr 16, 2009
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Laminate-type gasket
    • Publication number 20080197579
    • Publication date Aug 21, 2008
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal laminate gasket
    • Publication number 20080197580
    • Publication date Aug 21, 2008
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal gasket and mis-assembly detection method of metal gasket
    • Publication number 20080164661
    • Publication date Jul 10, 2008
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal gasket and method of manufacturing the same
    • Publication number 20080136119
    • Publication date Jun 12, 2008
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Metal gasket
    • Publication number 20070267822
    • Publication date Nov 22, 2007
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gasket
    • Publication number 20070262535
    • Publication date Nov 15, 2007
    • Ishikawa Gasket Co., Ltd.
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cylinder head gasket
    • Publication number 20070164518
    • Publication date Jul 19, 2007
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Cylinder head gasket
    • Publication number 20070120330
    • Publication date May 31, 2007
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cylinder head gasket
    • Publication number 20060232018
    • Publication date Oct 19, 2006
    • ISHIKAWA GASKET CO., LTD
    • Toshihiro Imai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS