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Hans-Joachim Lippold

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  • D-1000 Berlin 22, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter material and method
    • Patent number 6,997,969
    • Issue date Feb 14, 2006
    • LPD Technologies
    • Dirk Dieter Hans Ter Horst
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Fluid filter element
    • Patent number 6,685,833
    • Issue date Feb 3, 2004
    • LPD Technologies, Inc.
    • Hans-Joachim Lippold
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Accordion filter with a protective mask
    • Patent number 6,299,660
    • Issue date Oct 9, 2001
    • Firma Carl Freudenberg
    • Peter Pfeuffer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cartridge filter with frame
    • Patent number 6,274,039
    • Issue date Aug 14, 2001
    • Firma Carl Freudenberg
    • Andreas Brandhofer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cartridge filter with frame
    • Patent number 6,059,966
    • Issue date May 9, 2000
    • Firma Carl Fredenberg
    • Andreas Brandhofer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Block-shaped pleated filter insert
    • Patent number 5,290,447
    • Issue date Mar 1, 1994
    • Hans-Joachim Lippold
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for the production of a filter cartridge
    • Patent number 5,089,202
    • Issue date Feb 18, 1992
    • Hans-Joachim Lippold
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Filter cartridge
    • Patent number 5,066,319
    • Issue date Nov 19, 1991
    • Hans-Joachim Lippold
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Filter cartridge
    • Patent number 5,053,131
    • Issue date Oct 1, 1991
    • Hans-Joachim Lippold
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Filter cartridge
    • Patent number 5,028,331
    • Issue date Jul 2, 1991
    • Hans-Joachim Lippold
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Fluid filter element
    • Publication number 20020033224
    • Publication date Mar 21, 2002
    • Hans-Joachim Lippold
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL