TREA

Tesshin Yazu

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  • Nagaokakyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cathode ray tube
    • Patent number 6,657,374
    • Issue date Dec 2, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Kazushi Nagasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Cathode ray tube device having reinforcing frame
    • Patent number 5,304,890
    • Issue date Apr 19, 1994
    • Mitsubishi Denki Kabushiki Kaisha
    • Keitaro Tsukui
    • H01 - BASIC ELECTRIC ELEMENTS