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Chi Chen HSIEN

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  • Sacramento, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reusable diaper
    • Patent number 12,121,430
    • Issue date Oct 22, 2024
    • Chi Chen Hsien
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Reusable incontinence underwear
    • Patent number 12,102,554
    • Issue date Oct 1, 2024
    • Chi Chen Hsien
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Reusable menstrual pad
    • Patent number 11,998,429
    • Issue date Jun 4, 2024
    • Chi Chen Hsien
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electrochemical antimicrobial face mask
    • Patent number 11,375,761
    • Issue date Jul 5, 2022
    • Chi Chen Hsien
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Biodegradable magnetic toilet seat cover
    • Patent number 10,660,489
    • Issue date May 26, 2020
    • Chi Chen Hsien
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents