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Chih-I Tsai

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  • Taipei Xian, TW
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DENTAL HANDPIECE STRUCTURE
    • Publication number 20220296338
    • Publication date Sep 22, 2022
    • Chih-I Tsai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Ultrasonic scaler
    • Publication number 20090047624
    • Publication date Feb 19, 2009
    • Chih-I Tsai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Water guiding mechanism of teeth cleaning machine
    • Publication number 20060147878
    • Publication date Jul 6, 2006
    • Chih-I Tsai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE