TREA

Jim Ward

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  • Saanichton, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solar-powered wireless crosswalk warning system
    • Patent number 7,317,405
    • Issue date Jan 8, 2008
    • Carmanah Technologies Corporation
    • David Robin Green
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Solar-powered wireless crosswalk warning system
    • Publication number 20050128105
    • Publication date Jun 16, 2005
    • Carmanah Technologies Inc.
    • David Robin Green
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL