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Peter Birch

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  • West Sussex Sussex, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump having a silencer
    • Patent number 11,274,668
    • Issue date Mar 15, 2022
    • LEYBOLD GMBH
    • Dieter Kolvenbach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dry vacuum pump with pressurized bearing and seal
    • Patent number 10,851,783
    • Issue date Dec 1, 2020
    • LEYBOLD GMBH
    • Peter Birch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw-type vacuum pump having overpressure openings
    • Patent number 8,602,759
    • Issue date Dec 10, 2013
    • Oerlikon Leybold Vaccum GmbH
    • Peter Birch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP HAVING A SILENCER
    • Publication number 20220128055
    • Publication date Apr 28, 2022
    • Leybold GmbH
    • Dieter Kolvenbach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FOOD PROCESSING AND/OR PACKAGING DEVICE AND METHOD FOR CLEANING SUC...
    • Publication number 20220047749
    • Publication date Feb 17, 2022
    • Leybold GmbH
    • Peter Birch
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    VACUUM PUMP HAVING A SILENCER
    • Publication number 20190113036
    • Publication date Apr 18, 2019
    • Leybold GmbH
    • Dieter Kolvenbach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20180340535
    • Publication date Nov 29, 2018
    • Leybold GmbH
    • Peter BIRCH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW-TYPE VACUUM PUMP
    • Publication number 20120039737
    • Publication date Feb 16, 2012
    • Peter Birch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...