TREA

Yuetsu Watanabe

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  • Nikahomachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Noise absorber and case for noise absorber
    • Patent number 6,515,230
    • Issue date Feb 4, 2003
    • TDK Corporation
    • Masaharu Hirakawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Noise absorber
    • Patent number 6,078,241
    • Issue date Jun 20, 2000
    • TDK Corporation
    • Yuetsu Watanabe
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Noise absorber
    • Patent number 5,920,250
    • Issue date Jul 6, 1999
    • TDK Corporation
    • Yuetsu Watanabe
    • H03 - BASIC ELECTRONIC CIRCUITRY