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Philip North

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  • Horsham, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Non-return check valve and check valve apparatus for vacuum system
    • Patent number 12,085,178
    • Issue date Sep 10, 2024
    • Edwards Limited
    • Cainan Long
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-stage pump apparatus including sealing member
    • Patent number 12,049,894
    • Issue date Jul 30, 2024
    • Edwards Limited
    • Paul Milner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Twin-shaft pumps with thermal breaks
    • Patent number 11,542,946
    • Issue date Jan 3, 2023
    • Edwards Limited
    • Neil Turner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage vacuum pump and a method of differentially pumping mult...
    • Patent number 11,326,604
    • Issue date May 10, 2022
    • Edwards Limited
    • Phillip North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump cooling systems
    • Patent number 11,098,718
    • Issue date Aug 24, 2021
    • Edwards Limited
    • Michael Henry North
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Pump comprising a proximity sensor
    • Patent number 10,968,909
    • Issue date Apr 6, 2021
    • Edwards Limited
    • Phillip North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas supply system for a pumping arrangement
    • Patent number 7,900,652
    • Issue date Mar 8, 2011
    • Edwards Limited
    • Phillip North
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Seal assemblies
    • Patent number 6,708,984
    • Issue date Mar 23, 2004
    • The BOC Group plc
    • Phillip North
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    NON-RETURN CHECK VALVE AND CHECK VALVE APPARATUS FOR VACUUM SYSTEM
    • Publication number 20230296183
    • Publication date Sep 21, 2023
    • Edwards Limited
    • Cainan Long
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PUMP APPARATUS
    • Publication number 20220389930
    • Publication date Dec 8, 2022
    • Edwards Limited
    • Paul Milner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NON-RETURN CHECK VALVE FOR VACUUM SYSTEM
    • Publication number 20220290767
    • Publication date Sep 15, 2022
    • Edwards Limited
    • David Alan Turrell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS SUPPLY APPARATUS
    • Publication number 20210190079
    • Publication date Jun 24, 2021
    • Edwards Limited
    • David Paul MANSON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    A MULTI-STAGE VACUUM PUMP AND A METHOD OF DIFFERENTIALLY PUMPING MU...
    • Publication number 20210079914
    • Publication date Mar 18, 2021
    • Edwards Limited
    • Phillip North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP COOLING SYSTEMS
    • Publication number 20200240414
    • Publication date Jul 30, 2020
    • Edwards Limited
    • Michael Henry North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWIN-SHAFT PUMPS
    • Publication number 20200124050
    • Publication date Apr 23, 2020
    • Edwards Limited
    • Neil Turner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP COMPRISING A PROXIMITY SENSOR
    • Publication number 20180238328
    • Publication date Aug 23, 2018
    • Edwards Limited
    • Phillip North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS SUPPLY APPARATUS
    • Publication number 20180058457
    • Publication date Mar 1, 2018
    • Edwards Limited
    • David Paul MANSON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gas supply system for a pumping arrangement
    • Publication number 20090101214
    • Publication date Apr 23, 2009
    • Phillip North
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Pumping apparatus
    • Publication number 20050123414
    • Publication date Jun 9, 2005
    • Matthew Key
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Non-return valves for vacuum pumps
    • Publication number 20040120838
    • Publication date Jun 24, 2004
    • Derek Savidge
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...