TREA

Yoshimasa Zama

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  • Sagamihara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Viscoelastic resin composition or vibration damping material
    • Patent number 5,288,813
    • Issue date Feb 22, 1994
    • Toyo Boseki Kabushiki Kaisha
    • Hiroshi Hirakouchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Viscoelastic resin for vibration damping material
    • Patent number 4,859,523
    • Issue date Aug 22, 1989
    • Nippon Steel Corporation
    • Hiroshi Endoh
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Composite metal sheet with organic and metal intermediate layer
    • Patent number 4,749,623
    • Issue date Jun 7, 1988
    • Nippon Steel Corporation
    • Hiroshi Endo
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Exhaust pipe with vibration damping
    • Patent number 4,413,657
    • Issue date Nov 8, 1983
    • Nippon Steel Corporation
    • Takesada Sasaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Composite dual tubing
    • Patent number 4,410,013
    • Issue date Oct 18, 1983
    • Nippon Steel Corporation
    • Takesada Sasaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Composite dual tubing
    • Patent number 4,404,992
    • Issue date Sep 20, 1983
    • Nippon Steel Corporation
    • Takesada Sasaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES