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Volker Greif

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  • Sindelfingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter holder, filter element and filter arrangement
    • Patent number 11,890,567
    • Issue date Feb 6, 2024
    • MANN+HUMMEL GMBH
    • Dennis Stark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter holder, filter element and filter arrangement
    • Patent number 10,427,080
    • Issue date Oct 1, 2019
    • MANN+HUMMEL GMBH
    • Dennis Stark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter holder and filter arrangement
    • Patent number 10,350,530
    • Issue date Jul 16, 2019
    • MANN+HUMMEL GMBH
    • Dennis Stark
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Centrifugal-force separator and filter arrangement having a centrif...
    • Patent number 9,782,701
    • Issue date Oct 10, 2017
    • MANN+HUMMEL GMBH
    • Steffen Ackermann
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Centrifugal separator and filter arrangement having a centrifugal s...
    • Patent number 9,470,189
    • Issue date Oct 18, 2016
    • MANN+HUMMEL GMBH
    • Steffen Ackermann
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Two-part cyclone separator
    • Patent number 8,956,431
    • Issue date Feb 17, 2015
    • MANN+HUMMEL GMBH
    • Steffen Ackermann
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Filter for cleaning a fluid
    • Patent number 8,167,965
    • Issue date May 1, 2012
    • MANN+HUMMEL GMBH
    • Volker Greif
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Filter for cleaning a fluid
    • Patent number 8,012,227
    • Issue date Sep 6, 2011
    • MANN+HUMMEL GMBH
    • Volker Greif
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Apparatus for separating particles from a flowing medium
    • Patent number 7,258,727
    • Issue date Aug 21, 2007
    • Mann & Hummel GmbH
    • Volker Greif
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Separator device
    • Patent number 7,244,282
    • Issue date Jul 17, 2007
    • Mann & Hummel GmbH
    • Volker Greif
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Filter in a filter housing
    • Patent number 7,004,986
    • Issue date Feb 28, 2006
    • Mann & Hummel GmbH
    • Edvard Kopec
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Multicell cyclone and method for producing it
    • Patent number 6,884,273
    • Issue date Apr 26, 2005
    • Filterwerk Mann & Hummel GmbH
    • Edvard Kopec
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Air filter
    • Patent number 6,602,308
    • Issue date Aug 5, 2003
    • Filterwerk Mann & Hummel GmbH
    • Thomas Carle
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter system
    • Patent number 6,572,667
    • Issue date Jun 3, 2003
    • Filterwerk Mann & Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Housing
    • Patent number 6,306,192
    • Issue date Oct 23, 2001
    • Filterwerk Mann & Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Mixing device for changing a fluid into another flowing fluid
    • Patent number 6,158,471
    • Issue date Dec 12, 2000
    • Filterwerk Mann & Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Filter Holder, Filter Element and Filter Arrangement
    • Publication number 20200094181
    • Publication date Mar 26, 2020
    • Mann + Hummel GmbH
    • Dennis Stark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Holder, Filter Element and Filter Arrangement
    • Publication number 20160296872
    • Publication date Oct 13, 2016
    • Mann + Hummel GmbH
    • Dennis Stark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter holder and filter arrangement
    • Publication number 20160296869
    • Publication date Oct 13, 2016
    • Mann + Hummel GmbH
    • Dennis Stark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Centrifugal separator and filter arrangement
    • Publication number 20160047342
    • Publication date Feb 18, 2016
    • Mann + Hummel GmbH
    • Michael Kraxner
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Centrifugal Separator and Filter Arrangement Having a Centrifugal S...
    • Publication number 20140298761
    • Publication date Oct 9, 2014
    • Steffen Ackermann
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    CENTRIFUGAL-FORCE SEPARATOR AND FILTER ARRANGEMENT HAVING A CENTRIF...
    • Publication number 20140299540
    • Publication date Oct 9, 2014
    • Steffen Ackermann
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    Two-Part Cyclone Separator
    • Publication number 20130133300
    • Publication date May 30, 2013
    • Mann + Hummel GmbH
    • Steffen Ackermann
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    FILTER FOR CLEANING A FLUID
    • Publication number 20120017551
    • Publication date Jan 26, 2012
    • Mann + Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER FOR CLEANING A FLUID
    • Publication number 20100064643
    • Publication date Mar 18, 2010
    • Mann + Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Apparatus for separating particles from a flowing medium
    • Publication number 20050086915
    • Publication date Apr 28, 2005
    • Mann & Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Separator device
    • Publication number 20050028499
    • Publication date Feb 10, 2005
    • Mann & Hummel GmbH
    • Volker Greif
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter in a filter housing
    • Publication number 20040040271
    • Publication date Mar 4, 2004
    • Mann & Hummel GmbH
    • Edvard Kopec
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Multicell cyclone and method for producing it
    • Publication number 20030057151
    • Publication date Mar 27, 2003
    • Filterwerk Mann & Hummel GmbH
    • Edvard Kopec
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL