TREA

Matsuichi Yamada

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Beam waveguide feeder
    • Patent number 4,516,128
    • Issue date May 7, 1985
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Fumio Watanabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Cross polarization compensation system
    • Patent number 4,369,519
    • Issue date Jan 18, 1983
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Hironori Yuuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Antenna feed system
    • Patent number 4,345,255
    • Issue date Aug 17, 1982
    • Kokusai Denshin Denwa Co., Ltd.
    • Keigo Komuro
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Cross polarization compensating system
    • Patent number 4,310,813
    • Issue date Jan 12, 1982
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Hironori Yuuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE