TREA

Patrick C. Leung

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  • Waterloo, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Matrix character reading system
    • Patent number 4,490,853
    • Issue date Dec 25, 1984
    • NCR Corporation
    • Robert B. Nally
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Matrix character recognition
    • Patent number 4,490,850
    • Issue date Dec 25, 1984
    • NCR Corporation
    • Robert B. Nally
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Matrix character preprocessing system
    • Patent number 4,457,015
    • Issue date Jun 26, 1984
    • NCR Corporation
    • Robert B. Nally
    • G06 - COMPUTING CALCULATING COUNTING