TREA

Hajime Tamura

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  • Gyoda-City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wiring of optical communication cable to buildings
    • Patent number 6,522,814
    • Issue date Feb 18, 2003
    • Toyokuni Electric Cable Co., Ltd.
    • Osamu Yoshida
    • G02 - OPTICS
  • Information Patent Grant

    Flat optical fiber cable
    • Patent number 5,802,231
    • Issue date Sep 1, 1998
    • Nippon Telegraph & Telephone Corporation
    • Ryuichiro Nagano
    • G02 - OPTICS
  • Information Patent Grant

    Optical fiber core
    • Patent number 5,748,826
    • Issue date May 5, 1998
    • Nippon Telegraph & Telephone Corporation
    • Ryuichiro Nagano
    • G02 - OPTICS
  • Information Patent Grant

    Flat optical fiber cable
    • Patent number 5,737,470
    • Issue date Apr 7, 1998
    • Nippon Telegraph & Telephone Corporation
    • Ryuichiro Nagano
    • G02 - OPTICS

Patents Applicationslast 30 patents