TREA

Frederick R. Hatch

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Radial shaft seal assembly with snap in auxiliary member
    • Patent number 9,394,998
    • Issue date Jul 19, 2016
    • Federal-Mogul Corporation
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial shaft seal with dust exclusion and hydrodynamic sealing feature
    • Patent number 8,573,602
    • Issue date Nov 5, 2013
    • Federal-Mogul Corporation
    • Andrew Payne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Low torque shaft seal with improved seal element bond joint
    • Patent number 8,505,926
    • Issue date Aug 13, 2013
    • Federal-Mogul Corporation
    • David M. Toth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial seal and method of making
    • Patent number 8,480,092
    • Issue date Jul 9, 2013
    • Federal-Mogul World Wide, Inc.
    • Frederick R. Hatch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hydrodynamic seal with increased flexibility sealing element
    • Patent number 8,459,654
    • Issue date Jun 11, 2013
    • Federal-Mogul Corporation
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial shaft seal assembly with lubrication retention and debris ex...
    • Patent number 8,235,391
    • Issue date Aug 7, 2012
    • Federal-Mogul Corporation
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial seal and method of making
    • Patent number 8,029,714
    • Issue date Oct 4, 2011
    • Federal-Mogul World Wide, Inc.
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of constructing a low torque shaft seal
    • Patent number 7,959,840
    • Issue date Jun 14, 2011
    • Federal-Mogul Corporation
    • Frederick R. Hatch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Seal assembly and method of manufacturing the same
    • Patent number 7,832,100
    • Issue date Nov 16, 2010
    • Federal-Mogul World Wide Inc.
    • David M. Toth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly and method of manufacturing the same
    • Patent number 7,419,165
    • Issue date Sep 2, 2008
    • Federal-Mogul World Wide, Inc.
    • David M. Toth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft seal
    • Patent number 7,055,828
    • Issue date Jun 6, 2006
    • Federal-Mogul World Wide, Inc.
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bonded PTFE radial shaft seal
    • Patent number 6,988,733
    • Issue date Jan 24, 2006
    • Federal-Mogul World Wide, Inc.
    • Frederick Ronald Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of manufacturing a composite seal
    • Patent number 6,620,361
    • Issue date Sep 16, 2003
    • Federal-Mogul World Wide, Inc.
    • Scott Longtin
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Self-centering shaft seal system
    • Patent number 6,367,810
    • Issue date Apr 9, 2002
    • Federal-Mogul World Wide, Inc.
    • Frederick Ronald Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Separately bonded elastomeric sleeve for seal casing
    • Patent number 5,326,111
    • Issue date Jul 5, 1994
    • Mather Seal Company
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compact compressor seal
    • Patent number 5,052,696
    • Issue date Oct 1, 1991
    • Mather Seal Company
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Unitized exclusion seal
    • Patent number 4,943,068
    • Issue date Jul 24, 1990
    • Mather Seal Company
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bidirectional seal with elliptical sealing barriers
    • Patent number 4,739,998
    • Issue date Apr 26, 1988
    • Federal-Mogul Corporation
    • Bradley L. Steusloff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly for a vehicle air conditioning compressor
    • Patent number 4,664,392
    • Issue date May 12, 1987
    • The Mather Company
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly for a vehicle air conditioning compressor
    • Patent number 4,583,749
    • Issue date Apr 22, 1986
    • The Mather Company
    • Frederick R. Hatch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents