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Tetsuei Uchida

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ultrasonic humidifier
    • Patent number 4,752,422
    • Issue date Jun 21, 1988
    • Uchida Manufacturing Co., Ltd.
    • Tetsuei Uchida
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Humidifier
    • Patent number 4,631,152
    • Issue date Dec 23, 1986
    • Uchida Manufacturing Co.
    • Tetsuei Uchida
    • F24 - HEATING RANGES VENTILATING