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Seiichi Yamano

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  • Yokosuka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Point-to-multipoint optical transmission system
    • Patent number 5,539,564
    • Issue date Jul 23, 1996
    • Nippon Telegraph & Telephone Corporation
    • Kiyomi Kumozaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Digital service unit
    • Patent number 4,984,262
    • Issue date Jan 8, 1991
    • Nippon Telegraph & Telephone Corporation
    • Kiyomi Kumozaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Line equalizer
    • Patent number 4,833,691
    • Issue date May 23, 1989
    • Hitachi, Ltd.
    • Hiroshi Takatori
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    DC-DC Converter for remote power feeding
    • Patent number 4,507,721
    • Issue date Mar 26, 1985
    • Nippon Telegraph & Telephone Public Corporation
    • Seiichi Yamano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER