TREA

David J. SCHROEPFER

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  • Trinidad, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spoked wheel apparatus
    • Patent number 6,666,525
    • Issue date Dec 23, 2003
    • David J. Schroepfer
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Strap actuated flapper valve
    • Publication number 20070215833
    • Publication date Sep 20, 2007
    • CIRCOR International, Inc.
    • Robert H. Reinicke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VENT AND RELIEF VALVE
    • Publication number 20060225794
    • Publication date Oct 12, 2006
    • Circle Seal Controls, Inc.
    • Robert H. REINICKE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Method of manufacturing solid ring wheel rims
    • Publication number 20060090341
    • Publication date May 4, 2006
    • David J. Schroepfer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Wheel rim production method
    • Publication number 20040025977
    • Publication date Feb 12, 2004
    • David J. Schroepfer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SPOKED WHEEL APPARATUS
    • Publication number 20030230928
    • Publication date Dec 18, 2003
    • David J. Schroepfer
    • B60 - VEHICLES IN GENERAL