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David Earl Leger

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  • Chilliwack, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell flow channels and flow fields
    • Patent number 11,489,175
    • Issue date Nov 1, 2022
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell components, stacks and modular fuel cell systems
    • Patent number 10,734,661
    • Issue date Aug 4, 2020
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell flow channels and flow fields
    • Patent number 10,686,199
    • Issue date Jun 16, 2020
    • Loop Energy Inc.
    • David E. Leger
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell components, stacks and modular fuel cell systems
    • Patent number 10,062,913
    • Issue date Aug 28, 2018
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell cathode flow field
    • Patent number 7,838,169
    • Issue date Nov 23, 2010
    • Power Disc Development Corporation Ltd.
    • Greg Montie
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • 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 Flow Channels and Flow Fields
    • Publication number 20230083155
    • Publication date Mar 16, 2023
    • LOOP ENERGY INC.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Components, Stacks and Modular Fuel Cell Systems
    • Publication number 20200328432
    • Publication date Oct 15, 2020
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Flow Channels and Flow Fields
    • Publication number 20200259188
    • Publication date Aug 13, 2020
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Components, Stacks and Modular Fuel Cell Systems
    • Publication number 20190140289
    • Publication date May 9, 2019
    • Loop Energy Inc.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Flow Channels and Flow Fields
    • Publication number 20150180052
    • Publication date Jun 25, 2015
    • POWERDISC DEVELOPMENT CORPORATION LTD.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Components, Stacks and Modular Fuel Cell Systems
    • Publication number 20150180079
    • Publication date Jun 25, 2015
    • POWERDISC DEVELOPMENT CORPORATION LTD.
    • David E. Leger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Fuel Cell Cathode Flow Field
    • Publication number 20080213648
    • Publication date Sep 4, 2008
    • Greg Montie
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Foldable wheelbarrow and hand cart
    • Publication number 20070114765
    • Publication date May 24, 2007
    • Fold-A-Tools Management Inc.
    • David Earl Leger
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Fuel cell plates and assemblies
    • Publication number 20060234107
    • Publication date Oct 19, 2006
    • David Earl Leger
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • 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