TREA

David M. Stehouwer

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  • Columbus, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acid-neutralizing filter media
    • Patent number 7,913,858
    • Issue date Mar 29, 2011
    • Fleetguard, Inc.
    • William C. Haberkamp
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Acid-neutralizing filter media
    • Patent number 7,250,126
    • Issue date Jul 31, 2007
    • Fleetguard, Inc.
    • William C. Haberkamp
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fuel filter including slow release additive
    • Patent number 6,860,241
    • Issue date Mar 1, 2005
    • Dober Chemical Corp.
    • Harold Martin
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    Acid-Neutralizing Filter Media
    • Publication number 20070267341
    • Publication date Nov 22, 2007
    • Fleetguard, Inc., a corporation organized under the laws of the State of Indiana
    • William C. Haberkamp
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Acid-neutralizing filter media
    • Publication number 20060032814
    • Publication date Feb 16, 2006
    • William C. Haberkamp
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Fuel filter including slow release additive
    • Publication number 20020195380
    • Publication date Dec 26, 2002
    • Harold Martin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL