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Mark Allen Stamback

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  • Avilla, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve stem sealing assembly
    • Patent number 7,900,932
    • Issue date Mar 8, 2011
    • Dana Automotive Systems Group, LLC
    • Mark A. Leimer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Upside-down square-up valve stem seal
    • Patent number 7,299,779
    • Issue date Nov 27, 2007
    • Dana Corporation
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve stem seal assembly with locator system
    • Patent number 6,647,943
    • Issue date Nov 18, 2003
    • Dana Corporation
    • Mark A. Leimer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Heavy-duty valve stem seal assembly
    • Patent number 6,450,143
    • Issue date Sep 17, 2002
    • Dana Corporation
    • Timothy Alan Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Heavy-duty valve stem seal assembly
    • Patent number 6,244,235
    • Issue date Jun 12, 2001
    • Dana Corporation
    • Timothy Alan Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve stem seal with pads and tangs
    • Patent number 6,230,679
    • Issue date May 15, 2001
    • Dana Corporation
    • Timothy A. Hegernier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Heavy-duty valve stem seal
    • Patent number 6,209,504
    • Issue date Apr 3, 2001
    • Dana Corporation
    • Timothy Alan Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bonded valve stem seal with retainer tangs
    • Patent number 5,553,869
    • Issue date Sep 10, 1996
    • Dana Corporation
    • Mark A. Stamback
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Upside-down square-up valve stem seal
    • Publication number 20060065227
    • Publication date Mar 30, 2006
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve stem sealing assembly
    • Publication number 20060027977
    • Publication date Feb 9, 2006
    • Mark A. Leimer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve stem seal assembly with locator system
    • Publication number 20030024497
    • Publication date Feb 6, 2003
    • Dana Corporation
    • Mark A. Leimer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES