TREA

Ronald J. Hoffman

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  • Scottsdale, AZ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Opposed piston engine
    • Patent number 8,276,552
    • Issue date Oct 2, 2012
    • Achates Power, Inc.
    • James U. Lemke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder and piston assemblies for opposed piston engines
    • Patent number 7,861,679
    • Issue date Jan 4, 2011
    • Achates Power, Inc.
    • James U. Lemke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Opposed piston engine with piston compliance
    • Patent number 7,591,235
    • Issue date Sep 22, 2009
    • Achates Power, Inc.
    • James U. Lemke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Opposed piston engine
    • Patent number 7,360,511
    • Issue date Apr 22, 2008
    • Achates Power, Inc.
    • James U. Lemke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Auxiliary systems for opposed piston engines
    • Publication number 20110094223
    • Publication date Apr 28, 2011
    • Achates Power, Inc.
    • James U. Lemke
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Cylinder and piston assemblies for opposed piston engines
    • Publication number 20100012055
    • Publication date Jan 21, 2010
    • Achates Power, Inc.
    • James U. Lemke
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Opposed piston engine with piston compliance
    • Publication number 20080163848
    • Publication date Jul 10, 2008
    • Achates Power, Inc.
    • James U. Lemke
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Opposed piston engine
    • Publication number 20060157003
    • Publication date Jul 20, 2006
    • James U. Lemke
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES