TREA

Sadayuki Mitsuhashi

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  • Tokyo, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Signal switching device
    • Patent number 4,075,433
    • Issue date Feb 21, 1978
    • Nippon Electric Co., Ltd.
    • Sadayuki Mitsuhashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multicontact sealed electromagnetic coordinate selection device
    • Patent number 4,075,587
    • Issue date Feb 21, 1978
    • Nippon Telegraph and Telephone Public Corporation
    • Hideo Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Integrated type switching device
    • Patent number 4,060,782
    • Issue date Nov 29, 1977
    • Nippon Electric Company, Limited
    • Takashi Inagawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic switch
    • Patent number 3,996,541
    • Issue date Dec 7, 1976
    • Nippon Electric Company, Ltd.
    • Sadayuki Mitsuhashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic coordinate switching device
    • Patent number 3,982,216
    • Issue date Sep 21, 1976
    • Nippon Electric Company, Ltd.
    • Sadayuki Mitsuhashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic switch
    • Patent number 3,962,659
    • Issue date Jun 8, 1976
    • Nippon Electric Company Limited
    • Ken-ichiro Kawase
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic switch matrix device
    • Patent number 3,953,813
    • Issue date Apr 27, 1976
    • Nippon Telegraph and Telephone Public Corporation
    • Norio Yano
    • H01 - BASIC ELECTRIC ELEMENTS