TREA

Ryouichi Suganuma

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibration driven motor
    • Patent number 5,625,247
    • Issue date Apr 29, 1997
    • Nikon Corporation
    • Tsuneo Watanabe
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Ultrasonic wave motor
    • Patent number 5,446,331
    • Issue date Aug 29, 1995
    • Nikon Corporation
    • Tsuneo Watanabe
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER