TREA

Ki Sheung Yuen

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  • Brampton, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tamper switch actuator arrangement
    • Patent number 7,259,341
    • Issue date Aug 21, 2007
    • Ingenico Canada Ltd.
    • Herve Quinque
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Combination terminal and printer
    • Patent number 6,373,511
    • Issue date Apr 16, 2002
    • IVI Checkmate Corp.
    • David Henry Groves
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Transaction terminal
    • Patent number D447136
    • Issue date Aug 28, 2001
    • IVI Checkmate Corp.
    • David Henry Groves
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Financial transaction terminal with limited access
    • Patent number 6,097,606
    • Issue date Aug 1, 2000
    • International Verifact Inc.
    • David Henry Groves
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Tamper indicating arrangement
    • Patent number 5,938,472
    • Issue date Aug 17, 1999
    • International Verifact Inc.
    • Ki Sheung Yuen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Coded seal
    • Patent number 5,512,738
    • Issue date Apr 30, 1996
    • International Verifact Inc.
    • Ki S. Yuen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Card reader apparatus with read head mounting structure and card guide
    • Patent number 5,321,243
    • Issue date Jun 14, 1994
    • International Verifact Inc.
    • David H. Groves
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Door lock recording device
    • Publication number 20090293567
    • Publication date Dec 3, 2009
    • Ki Sheung Yuen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Portable wireless communication system
    • Publication number 20080293425
    • Publication date Nov 27, 2008
    • Nautic Devices Inc
    • Ki Sheung Yuen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Tamper switch actuator arrangement
    • Publication number 20070062791
    • Publication date Mar 22, 2007
    • Ingenico Canada Ltd.
    • Herve Quinque
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Signaling pen
    • Publication number 20060232570
    • Publication date Oct 19, 2006
    • Ingenico Canada Ltd.
    • Ki Sheung Yuen
    • G06 - COMPUTING CALCULATING COUNTING