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Timothy A. Hegemier

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  • Avilla, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Frustoconically supported valve stem seal assembly
    • Patent number 10,513,951
    • Issue date Dec 24, 2019
    • Dana Automotive Systems Group, LLC
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid valve stem seal retainer assembly
    • Patent number 9,371,749
    • Issue date Jun 21, 2016
    • Dana Automotive Systems Group, LLC
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Eccentricity tolerant valve stem seal assembly
    • Patent number 9,052,018
    • Issue date Jun 9, 2015
    • Dana Automotive Systems Group, Inc.
    • Timothy A. Hegemier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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
    • Patent number 6,938,877
    • Issue date Sep 6, 2005
    • Dana Corporation
    • Troy D. Mc Arthy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve spring anti-rotation apparatus
    • Patent number 6,848,671
    • Issue date Feb 1, 2005
    • Dana Corporation
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve seal assembly with bottom flange seal
    • Patent number 6,764,063
    • Issue date Jul 20, 2004
    • Dana Corporation
    • Troy Daniel McArthy
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve seal assembly with straight-walled retainer
    • Patent number 6,764,079
    • Issue date Jul 20, 2004
    • Dana Corporation
    • Timothy A. Hegemier
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Dry valve stem seal
    • Patent number 6,318,328
    • Issue date Nov 20, 2001
    • Dana Corporation
    • Tim Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Coextruded valve stem seal
    • Patent number 6,270,082
    • Issue date Aug 7, 2001
    • Dana Corporation
    • Timothy A. 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

    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

    Cylinder with hybrid bore surface
    • Patent number 5,701,861
    • Issue date Dec 30, 1997
    • Dana Corporation
    • Timothy Alan Hegemier
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil consumption measurement system for internal combustion engine
    • Patent number 5,273,134
    • Issue date Dec 28, 1993
    • Dana Corporation
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    FRUSTOCONICALLY SUPPORTED VALVE STEM SEAL ASSEMBLY
    • Publication number 20180371965
    • Publication date Dec 27, 2018
    • Dana Automotive Systems Group, LLC
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    END REINFORCED VALVE STEM SEAL ASSEMBLY
    • Publication number 20170167316
    • Publication date Jun 15, 2017
    • Dana Automotive Systems Group, LLC
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID VALVE STEM SEAL RETAINER ASSEMBLY
    • Publication number 20130200574
    • Publication date Aug 8, 2013
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ECCENTRICITY TOLERANT VALVE STEM SEAL ASSEMBLY
    • Publication number 20130015625
    • Publication date Jan 17, 2013
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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 seal assembly
    • Publication number 20050001196
    • Publication date Jan 6, 2005
    • Dana Corporation
    • Troy D. Mc Arthy
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve seal assembly with bottom flange seal
    • Publication number 20040021122
    • Publication date Feb 5, 2004
    • Dana Corporation
    • Troy Daniel McArthy
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve seal assembly with multiple leg retainer
    • Publication number 20030146580
    • Publication date Aug 7, 2003
    • Timothy Alan Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve spring anti-rotation apparatus
    • Publication number 20030098432
    • Publication date May 29, 2003
    • Timothy A. Hegemier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES