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Philip Ling Chen

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  • Rolling Hills, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    In-line chromatic harp with an adjustable string guide
    • Patent number 7,015,387
    • Issue date Mar 21, 2006
    • Philip Ling Chen
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sheet feeder scanner
    • Patent number 6,507,418
    • Issue date Jan 14, 2003
    • Avision Inc.
    • Philip L. Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Dual resolution scanner
    • Patent number 6,041,198
    • Issue date Mar 21, 2000
    • Avision Inc.
    • Philip L. Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Edge-flat image scanning system
    • Patent number 5,751,461
    • Issue date May 12, 1998
    • Avision, Inc
    • Philip L. Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Book-edge flat-bed scanner
    • Patent number 5,712,718
    • Issue date Jan 27, 1998
    • Avision, Inc.
    • Philip L. Chen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents