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Walter Krenkel

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  • Bayreuth, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceramic composite materials and method for producing same
    • Patent number 11,001,531
    • Issue date May 11, 2021
    • Universitat Bayreuth
    • Stefan Knohl
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Method for producing a composite body
    • Patent number 9,895,852
    • Issue date Feb 20, 2018
    • Schunk Kohlenstofftechnik GmbH
    • Roland Weiβ
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for the production of ceramics
    • Patent number 7,479,249
    • Issue date Jan 20, 2009
    • Deutsches Zentrun fuer luft-und Raumfahrt e.V.
    • Michaela Gahr
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Piston-rod assembly
    • Patent number 6,877,398
    • Issue date Apr 12, 2005
    • Krupp Bilstein GmbH
    • Walter Wirtz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Calibrating body
    • Patent number 6,833,163
    • Issue date Dec 21, 2004
    • Deutsches Zentrum fuer Luft-und Raumfahrt e.V.
    • Walter Krenkel
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Safety braking device for elevator
    • Patent number 6,668,985
    • Issue date Dec 30, 2003
    • Inventio AG
    • Walter Krenkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for making a protective coating containing silicon carbide
    • Patent number 6,358,565
    • Issue date Mar 19, 2002
    • Deutsches Zentrum fuer Luft-und Raumfahrt e.V.
    • Walter Krenkel
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Brake disk for disk brakes
    • Patent number 6,308,808
    • Issue date Oct 30, 2001
    • Deutsches Zentrum Pür Luft-und Raumfahrt e.V.
    • Walter Krenkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tool for machining workpieces by cutting
    • Patent number 6,273,924
    • Issue date Aug 14, 2001
    • Deutsches Zentrum fuer Luft-und Raumfahrt
    • Walter Krenkel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Friction unit
    • Patent number 6,193,027
    • Issue date Feb 27, 2001
    • Deutsches Zentrum fur Luft-und Raumfahrt e.v.
    • Walter Krenkel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cogged component for the mechanical transmission of force
    • Patent number 6,025,062
    • Issue date Feb 15, 2000
    • Deutsches Zentrum fur Luft-und Raumfahrt E.V.
    • Walter Krenkel
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Device for forwarding a medium
    • Patent number 5,951,255
    • Issue date Sep 14, 1999
    • Deutsches Zentrum fur Luft-und Raumfahrt E.V.
    • Walter Krenkel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Process for permanently joining at least two structural components...
    • Patent number 5,942,064
    • Issue date Aug 24, 1999
    • Deutsche Forchungsanstalt Fur-Und Raumfahrt E.V.1
    • Walter Krenkel
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents