TREA

Edgar Andreas Steigerwald

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  • Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automotive lubricant
    • Patent number 6,521,570
    • Issue date Feb 18, 2003
    • ExxonMobil Research and Engineering Company
    • Marcel Alphonse Ostyn
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Fuel-economy lubrication-effective engine oil composition
    • Patent number 6,232,279
    • Issue date May 15, 2001
    • Exxon Research and Engineering Company
    • Edgar Andreas Steigerwald
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    AUTOMOTIVE LUBRICANT
    • Publication number 20030008783
    • Publication date Jan 9, 2003
    • Marcel Alphonse Ostyn
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...