TREA

Tadayoshi Akutsu

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  • Fujisawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metal gasket
    • Patent number 5,626,348
    • Issue date May 6, 1997
    • Nippon Gasket Co., Ltd.
    • Kazukuni Takada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket with stepped intermediate plate
    • Patent number 5,609,345
    • Issue date Mar 11, 1997
    • Nippon Gasket Co., Ltd.
    • Masahiko Miura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...