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Toshihiro Otani

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  • Sapporo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical modulator
    • Patent number 5,963,357
    • Issue date Oct 5, 1999
    • Fujitsu Limited
    • Yoshinobu Kubota
    • G02 - OPTICS
  • Information Patent Grant

    Optical modulator
    • Patent number 5,953,466
    • Issue date Sep 14, 1999
    • Fujitsu Limited
    • Yoshinobu Kubota
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide device
    • Patent number 5,889,912
    • Issue date Mar 30, 1999
    • Fujitsu Limited
    • Toshihiro Otani
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide device and optical waveguide apparatus
    • Patent number 5,841,927
    • Issue date Nov 24, 1998
    • Fujitsu Limited
    • Junko Watanabe
    • G02 - OPTICS
  • Information Patent Grant

    Optical modulator
    • Patent number 5,764,400
    • Issue date Jun 9, 1998
    • Fujitsu Ltd.
    • Tomoyuki Itou
    • G02 - OPTICS