TREA

Chung-Chin Chen

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  • Alexandria, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Palm-top wireless trackball
    • Patent number 5,668,574
    • Issue date Sep 16, 1997
    • Chung-Chin Chen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Sofabed
    • Patent number 5,644,804
    • Issue date Jul 8, 1997
    • Chung-Chin Chen
    • Chi-Jung Wang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...