TREA

Eiji Ohishi

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  • Shinjuku-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic shielding sheet
    • Patent number 7,642,469
    • Issue date Jan 5, 2010
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic wave shielding sheet
    • Patent number 7,449,768
    • Issue date Nov 11, 2008
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic shielding sheet
    • Patent number 7,371,450
    • Issue date May 13, 2008
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic shielding sheet
    • Patent number 7,304,250
    • Issue date Dec 4, 2007
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic wave shielding sheet
    • Patent number 7,285,843
    • Issue date Oct 23, 2007
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic shielding sheet and method of producing the same
    • Patent number 6,733,869
    • Issue date May 11, 2004
    • Dai Nippon Printing Co., Ltd.
    • Fumihiro Arakawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents