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Hanspeter Frehner

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  • Sevelen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum valve for providing a symmetrical fluid flow
    • Patent number 12,241,556
    • Issue date Mar 4, 2025
    • VAT Holding AG
    • Florian Ehrne
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Seal support ring for a valve
    • Patent number 11,906,066
    • Issue date Feb 20, 2024
    • VAT Holding AG
    • Christof Bachmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum valve
    • Patent number 9,038,985
    • Issue date May 26, 2015
    • VAT Holding AG
    • Hanspeter Frehner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE, IN PARTICULAR A VACUUM VALVE
    • Publication number 20240229969
    • Publication date Jul 11, 2024
    • VAT HOLDING AG
    • Hanspeter FREHNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE, IN PARTICULAR A VACUUM VALVE
    • Publication number 20240133486
    • Publication date Apr 25, 2024
    • VAT HOLDING AG
    • Hanspeter FREHNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM VALVE FOR A VACUUM CONVEYING SYSTEM
    • Publication number 20240026979
    • Publication date Jan 25, 2024
    • VAT HOLDING AG
    • Hanspeter FREHNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MODULAR VACUUM VALVE SYSTEM FOR A VACUUM TRANSPORT SYSTEM
    • Publication number 20230383864
    • Publication date Nov 30, 2023
    • VAT HOLDING AG
    • Hanspeter FREHNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS INLET VALVE FOR VACUUM PROCESS CHAMBERS
    • Publication number 20220403953
    • Publication date Dec 22, 2022
    • VAT HOLDING AG
    • Florian EHRNE
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ARRANGEMENT WITH A VALVE
    • Publication number 20220390035
    • Publication date Dec 8, 2022
    • VAT HOLDING AG
    • Florian EHRNE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL SUPPORT RING FOR A VALVE
    • Publication number 20220316602
    • Publication date Oct 6, 2022
    • VAT HOLDING AG
    • Christof BACHMANN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM VALVE FOR PROVIDING A SYMMETRICAL FLUID FLOW
    • Publication number 20210278000
    • Publication date Sep 9, 2021
    • VAT HOLDING AG
    • Florian EHRNE
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM VALVE
    • Publication number 20160363240
    • Publication date Dec 15, 2016
    • VAT HOLDING AG
    • Cedric WAGNER
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    VALVE
    • Publication number 20140117264
    • Publication date May 1, 2014
    • Hanspeter Frehner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...