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Helmut Kohlhaas

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  • Wildeck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Delivery unit arranged in a surge chamber of a fuel tank of a motor...
    • Patent number 6,478,014
    • Issue date Nov 12, 2002
    • Mannesmann VDO AG
    • Helmut Kohlhaas
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Delivery unit
    • Patent number 6,454,547
    • Issue date Sep 24, 2002
    • Mannesmann VDO AG
    • Helmut Kohlhaas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump assembly
    • Patent number 6,423,221
    • Issue date Jul 23, 2002
    • Mannesmann VDO AG
    • Helmut Kohlhaas
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal gear fuel pump
    • Patent number 5,156,540
    • Issue date Oct 20, 1992
    • VDO Adolf Schindling AG
    • Norbert Fernau
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents