TREA

Stephen Sophorn Lim

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  • Desert Hot Springs, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Braille dot delivery system
    • Patent number 10,380,915
    • Issue date Aug 13, 2019
    • Stephen Sophorn Lim
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Alternative Braille Communication Device
    • Publication number 20230386362
    • Publication date Nov 30, 2023
    • Stephen Sophorn Lim
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Braille Dot Delivery System
    • Publication number 20190005847
    • Publication date Jan 3, 2019
    • Stephen Sophorn Lim
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Touch sense device for the visually impaired
    • Publication number 20120295232
    • Publication date Nov 22, 2012
    • Stephen Sophorn Lim
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS