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Jan Hofmann

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  • Gruenberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump with movable trapezoidal seal
    • Patent number 12,221,961
    • Issue date Feb 11, 2025
    • PFEIFFER VACUUM TECHNOLOGY AG
    • Jonas Becker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump, scroll pump, and manufacturing method for such
    • Patent number 11,773,849
    • Issue date Oct 3, 2023
    • Pfeiffer Vacuum GmbH
    • Michael Willig
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 11,078,916
    • Issue date Aug 3, 2021
    • Pfeiffer Vacuum GmbH
    • Jan Hofmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum pump
    • Patent number 9,909,592
    • Issue date Mar 6, 2018
    • Pfeiffer Vacuum GmbH
    • Jan Hofmann
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Vacuum pump
    • Patent number 9,869,319
    • Issue date Jan 16, 2018
    • Pfeiffer Vacuum GmbH
    • Mirko Mekota
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Stator element for a holweck pump stage, vacuum pump having a holwe...
    • Patent number 9,784,284
    • Issue date Oct 10, 2017
    • Pfeiffer Vaccum GmbH
    • Jan Hofmann
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Vacuum pump
    • Patent number 9,422,937
    • Issue date Aug 23, 2016
    • Pleiffer Vacuum GmbH
    • Aleksandr Shirinov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP
    • Publication number 20240209855
    • Publication date Jun 27, 2024
    • PFEIFFER VACUUM TECHNOLOGY AG
    • Jonas BECKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, SCROLL PUMP, AND MANUFACTURING METHOD FOR SUCH
    • Publication number 20230383750
    • Publication date Nov 30, 2023
    • PFEIFFER VACUUM GMBH
    • Michael WILLIG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, SCROLL PUMP, AND MANUFACTURING METHOD FOR SUCH
    • Publication number 20210102536
    • Publication date Apr 8, 2021
    • PFEIFFER VACUUM GMBH
    • Michael WILLIG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20190040866
    • Publication date Feb 7, 2019
    • PFEIFFER VACUUM GMBH
    • Jan Hofmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM PUMP AND ARRANGEMENT WITH VACUUM PUMP
    • Publication number 20150064033
    • Publication date Mar 5, 2015
    • PFEIFFER VACUUM GMBH
    • Tobias Stoll
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20150030475
    • Publication date Jan 29, 2015
    • PFEIFFER VACUUM GMBH
    • Mirko Mekota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20150016958
    • Publication date Jan 15, 2015
    • PFEIFFER VACUUM GMBH
    • Jan Hofmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STATOR ELEMENT FOR A HOLWECK PUMP STAGE, VACUUM PUMP HAVING A HOLWE...
    • Publication number 20140314554
    • Publication date Oct 23, 2014
    • PFEIFFER VACUUM GMBH
    • Jan Hofmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING SYSTEM FOR EVACUATING GAS FROM A PLURALITY OF CHAMBERS AND...
    • Publication number 20130259711
    • Publication date Oct 3, 2013
    • Pfeiffer Vaccum GmbH
    • Thorsten BURGGRAF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20130224001
    • Publication date Aug 29, 2013
    • PFEIFFER VACUUM GMBH
    • Aleksandr Shirinov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...