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David Sakata

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  • Livonia, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve stem seal with gas relief features
    • Patent number 9,988,950
    • Issue date Jun 5, 2018
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pressure support for engine valve stem seals
    • Patent number 8,893,681
    • Issue date Nov 25, 2014
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve stem seal with gas relief features
    • Patent number 8,668,203
    • Issue date Mar 11, 2014
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Zero torque membrane seal
    • Patent number 8,403,333
    • Issue date Mar 26, 2013
    • Freudenberg-NOK General Partnership
    • Alexander Berdichevsky
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve stem seal with gas relief features
    • Patent number 8,235,394
    • Issue date Aug 7, 2012
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve stem seal with gas relief features
    • Patent number 8,011,669
    • Issue date Sep 6, 2011
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reduced load gasket
    • Patent number 7,004,477
    • Issue date Feb 28, 2006
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vibrationally decoupling gasket
    • Patent number 6,994,354
    • Issue date Feb 7, 2006
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reverse seal
    • Patent number 6,428,013
    • Issue date Aug 6, 2002
    • Freudenberg-NOK General Partnership
    • David E. Johnston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve stem seal
    • Patent number 5,584,271
    • Issue date Dec 17, 1996
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Two-piece valve stem seal
    • Patent number 5,558,056
    • Issue date Sep 24, 1996
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Pressure Support For Engine Valve Stem Seals
    • Publication number 20140251253
    • Publication date Sep 11, 2014
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve Stem Seal With Gas Relief Features
    • Publication number 20140130766
    • Publication date May 15, 2014
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Lubricated Shaft Seal
    • Publication number 20130175763
    • Publication date Jul 11, 2013
    • Freudenberg-NOK General Partnership
    • Alexander Berdichevsky
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valve Stem Seal With Gas Relief Features
    • Publication number 20120267861
    • Publication date Oct 25, 2012
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Zero Torque Membrane Seal
    • Publication number 20120068419
    • Publication date Mar 22, 2012
    • Freudenberg-NOK General Partnership
    • Alexander Berdichevsky
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valve Stem Seal With Gas Relief Features
    • Publication number 20090145393
    • Publication date Jun 11, 2009
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve Stem Seal With Gas Relief Features
    • Publication number 20090146382
    • Publication date Jun 11, 2009
    • Freudenberg-NOK General Partnership
    • David Sakata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Reduced load gasket
    • Publication number 20040232626
    • Publication date Nov 25, 2004
    • David Sakata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vibrationally decoupling gasket
    • Publication number 20030160397
    • Publication date Aug 28, 2003
    • David Sakata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...