TREA

Cheng Guo

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  • Calgary, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interactive input system component
    • Patent number D690295
    • Issue date Sep 24, 2013
    • SMART Technologies ULC
    • Mark Andrew Fletcher
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Interactive input system component
    • Patent number D675621
    • Issue date Feb 5, 2013
    • SMART Technologies ULC
    • Mark Andrew Fletcher
    • D14 - Recording, communication, or information retrieval equipment