TREA

David G. Kupper

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  • Edelstein, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Face seal with energized lip and counterface
    • Patent number 10,352,452
    • Issue date Jul 16, 2019
    • Caterpillar Inc.
    • David G. Kupper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly
    • Patent number 9,388,906
    • Issue date Jul 12, 2016
    • Caterpillar Inc.
    • David G. Kupper
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Seal assembly
    • Patent number 8,876,226
    • Issue date Nov 4, 2014
    • Caterpillar Inc.
    • David G. Kupper
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Articulated pin joint for a track chain
    • Patent number 6,869,244
    • Issue date Mar 22, 2005
    • Caterpillar Inc.
    • Peter W. Anderton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Seal assembly having an encapsulated cone spring
    • Patent number 6,406,029
    • Issue date Jun 18, 2002
    • Caterpillar Inc.
    • David G. Kupper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FACE SEAL WITH ENERGIZED LIP AND COUNTERFACE
    • Publication number 20180087668
    • Publication date Mar 29, 2018
    • Caterpillar Inc.
    • David G. Kupper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HOSE COUPLING WITH SWIVEL JOINT
    • Publication number 20160061368
    • Publication date Mar 3, 2016
    • Caterpillar Inc.
    • James Roger Carlberg
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Pin Joint Having an Elastomeric Bushing
    • Publication number 20130045040
    • Publication date Feb 21, 2013
    • Caterpillar Inc.
    • Ronald Mark Ginn
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SEAL ASSEMBLY
    • Publication number 20120161399
    • Publication date Jun 28, 2012
    • Caterpillar Inc.
    • David G. Kupper
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SEAL ASSEMBLY
    • Publication number 20120161509
    • Publication date Jun 28, 2012
    • Caterpillar Inc.
    • David G. Kupper
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Method and apparatus for rebuilding track assembly
    • Publication number 20050023897
    • Publication date Feb 3, 2005
    • Peter W. Anderton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Articulated pin joint for a track chain
    • Publication number 20040114993
    • Publication date Jun 17, 2004
    • Peter W. Anderton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS