TREA

Mark Chesley McDonald

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  • Chilliwack, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell stack
    • Patent number 6,686,082
    • Issue date Feb 3, 2004
    • Powerdisc Development Corp. Ltd.
    • David Earl Leger
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell powered electrical motor
    • Patent number 6,664,693
    • Issue date Dec 16, 2003
    • Powerdisc Development Corporation Ltd.
    • David Earl Leger
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Folding wheelbarrow
    • Patent number 6,017,053
    • Issue date Jan 25, 2000
    • Fab Developments Inc.
    • David Earl Leger
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Folding wheelbarrow
    • Patent number 5,908,202
    • Issue date Jun 1, 1999
    • Fab Developments Inc.
    • David Earl Leger
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    Fuel cell stack
    • Publication number 20030108782
    • Publication date Jun 12, 2003
    • David Earl Leger
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Fuel cell powered electrical motor
    • Publication number 20020074888
    • Publication date Jun 20, 2002
    • PowerDisc Development Corp. Ltd.
    • David Earl Leger
    • B60 - VEHICLES IN GENERAL