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Toshitsugu Kikuchi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Plastic pallet
    • Patent number 5,937,767
    • Issue date Aug 17, 1999
    • Sumitomo Chemical Company Limited
    • Yoshiaki Togawa
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Multilayer laminate
    • Patent number 5,736,254
    • Issue date Apr 7, 1998
    • Sumitomo Chemical Company, Limited
    • Seiji Suzuki
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Vibration-damping material
    • Patent number 4,883,717
    • Issue date Nov 28, 1989
    • Sumitomo Chemical Company, Limited
    • Shuji Kitamura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Optical foam-spacer disk assembly
    • Patent number 4,870,429
    • Issue date Sep 26, 1989
    • Sumitomo Chemical Company, Limited
    • Tsutomu Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Vibration-damping material with excellent workability
    • Patent number 4,788,099
    • Issue date Nov 29, 1988
    • Sumitomo Chemical Company Limited
    • Nobuo Fukushima
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents