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Helmut Drees

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  • Ennepetal, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Assembly for a Hydraulic Dashpot
    • Patent number 7,100,750
    • Issue date Sep 5, 2006
    • ThyssenKrupp Bilstein GmbH
    • Helmut Drees
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dashpot piston in halves
    • Patent number 6,397,987
    • Issue date Jun 4, 2002
    • Krupp Bilstein GmbH
    • Christoph Pesch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Assembly for a hydraulic dashpot
    • Publication number 20040149530
    • Publication date Aug 5, 2004
    • Helmut Drees
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Strut with an air-filled cushion
    • Publication number 20020011697
    • Publication date Jan 31, 2002
    • Christoph Pesch
    • B60 - VEHICLES IN GENERAL