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David S. Lee

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  • Benicia, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preparing greases
    • Patent number 9,347,012
    • Issue date May 24, 2016
    • Chevron U.S.A. Inc.
    • David S. Lee
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method of preparing greases
    • Patent number 9,012,384
    • Issue date Apr 21, 2015
    • Chevron U.S.A. Inc.
    • David S. Lee
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method of preparing greases
    • Patent number 8,889,604
    • Issue date Nov 18, 2014
    • Chevron U.S.A. Inc.
    • David S. Lee
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR IMPROVING ENGINE PERFORMANCE WITH RENEWABLE LUBRICANT CO...
    • Publication number 20210047577
    • Publication date Feb 18, 2021
    • Chevron U.S.A. Inc.
    • Willem VAN DAM
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method of Preparing Greases
    • Publication number 20130079266
    • Publication date Mar 28, 2013
    • Chevron U.S.A. Inc.
    • David S. Lee
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    METHOD OF PREPARING GREASES
    • Publication number 20120028859
    • Publication date Feb 2, 2012
    • Chevron U.S.A. Inc.
    • DAVID S. LEE
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method of Preparing Greases
    • Publication number 20120028860
    • Publication date Feb 2, 2012
    • Chevron U.S.A. Inc.
    • David S. Lee
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    CLEANING OF NATURAL GAS ASH DEPOSITS FROM COMBUSTION CHAMBERS
    • Publication number 20110284033
    • Publication date Nov 24, 2011
    • Patrick J. TAYLOR
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    LUBRICATING GREASE COMPOSITION AND PREPARATION
    • Publication number 20090088353
    • Publication date Apr 2, 2009
    • Chevron U.S.A. Inc.
    • Micah K. Berry
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING GREASE COMPOSITION AND PREPARATION
    • Publication number 20090088354
    • Publication date Apr 2, 2009
    • Chevron U.S.A. Inc.
    • Micah K. Berry
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...