TREA

Yoshio Yamada

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  • Utsunomiya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metal gasket with bore ring
    • Patent number 6,322,084
    • Issue date Nov 27, 2001
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket with sealing and connecting sections
    • Patent number 6,189,895
    • Issue date Feb 20, 2001
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Yamada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Metal laminate gasket with mutual laminating portions
    • Patent number 5,931,475
    • Issue date Aug 3, 1999
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal laminate gasket with deformation preventing mechanism
    • Patent number 5,382,029
    • Issue date Jan 17, 1995
    • Ishikawa Gasket Co., Ltd.
    • Tsunekazu Udagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel laminate gasket with reduced hole
    • Patent number 5,280,929
    • Issue date Jan 25, 1994
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Miyaoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal laminate gasket
    • Patent number 5,209,504
    • Issue date May 11, 1993
    • Ishikawa Gasket Co., Ltd.
    • Tsunekazu Udagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Clip for a gasket
    • Patent number 5,203,576
    • Issue date Apr 20, 1993
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Miyaoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Steel laminate gasket with a plate information device
    • Patent number 5,141,237
    • Issue date Aug 25, 1992
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel laminate gasket with seal protecting member
    • Patent number 5,082,298
    • Issue date Jan 21, 1992
    • Ishikawa Gasket Co., Ltd.
    • Tatsuro Uchida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal plate with reinforced beads for a metal gasket
    • Patent number 4,869,515
    • Issue date Sep 26, 1989
    • Ishikawa Gasket Co., Ltd.
    • Tatsuro Uchida
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel laminate gaskets
    • Patent number 4,869,516
    • Issue date Sep 26, 1989
    • Ishikawa Gasket Co., Ltd.
    • Tsunekazu Udagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Steel laminate type cylinder head gasket
    • Patent number 4,809,653
    • Issue date Mar 7, 1989
    • Ishikawa Gasket Co., Ltd.
    • Tsunekazu Udagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Steel laminate type cylinder head gasket
    • Patent number 4,803,965
    • Issue date Feb 14, 1989
    • Ishikawa Gasket Co., Ltd.
    • Tsunekazu Udagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Steel laminate gasket with positioning device
    • Patent number 4,776,601
    • Issue date Oct 11, 1988
    • Ishikawa Gasket Co., Ltd.
    • Yoshio Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel laminate gasket
    • Patent number 4,739,999
    • Issue date Apr 26, 1988
    • Ishikawa Gasket Co., Ltd.
    • Mitsuru Ishii
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Steel laminate gasket with assembly order identification device
    • Patent number 4,648,607
    • Issue date Mar 10, 1987
    • Ishikawa Gasket Co. Ltd.
    • Yoshio Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Metal gasket
    • Publication number 20060163820
    • Publication date Jul 27, 2006
    • ISHIKAWA GASKET CO., LTD
    • Tsunekazu Udagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS