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Heiko Freter

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  • Einbeck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Protective device for a housing
    • Patent number 12,368,208
    • Issue date Jul 22, 2025
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Valve, valve stack, and component with valve and/or valve stack
    • Patent number 11,913,564
    • Issue date Feb 27, 2024
    • A. Kayser Automotive Systems GmbH
    • Kenny Pagel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Filter element
    • Patent number 11,491,863
    • Issue date Nov 8, 2022
    • AdFis Products GmbH
    • Heiko Freter
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fuel vapor buffering apparatus
    • Patent number 11,130,090
    • Issue date Sep 28, 2021
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Tank ventilation valve, tank ventilation system and method for keep...
    • Patent number 10,697,557
    • Issue date Jun 30, 2020
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Heatable media line
    • Patent number 10,533,692
    • Issue date Jan 14, 2020
    • A. Kayser Automotive Systems GmbH
    • Klaus Kondziella
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Push-in connector
    • Patent number 10,443,773
    • Issue date Oct 15, 2019
    • A. Kayser Automotive Systems GmbH
    • Klaus Kondziella
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device
    • Patent number 9,739,403
    • Issue date Aug 22, 2017
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Crankcase ventilation for an internal combustion engine, tank venti...
    • Patent number 9,121,533
    • Issue date Sep 1, 2015
    • A. Kayser Automotive Systems GmbH
    • Frank Kahle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for testing the operation of a heating element used for an a...
    • Patent number 8,598,496
    • Issue date Dec 3, 2013
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Active carbon filter for an internal combustion engine
    • Patent number 8,440,005
    • Issue date May 14, 2013
    • A. Kayser Automotive Systems GmbH
    • Tobias Lang
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Insertion coupling
    • Patent number 8,240,717
    • Issue date Aug 14, 2012
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Activated carbon filter unit for a tank system
    • Patent number 8,157,904
    • Issue date Apr 17, 2012
    • A. Kayser Automotive Systems GmbH
    • Stephan Ammermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Insert coupling
    • Patent number 7,878,552
    • Issue date Feb 1, 2011
    • A. Kayser Automotive Systems GmbH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE FOR CONTROLLING A FLUID, VALVE STACK AND VALVE SYSTEM
    • Publication number 20250207671
    • Publication date Jun 26, 2025
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PROTECTION DEVICE FOR BATTERY
    • Publication number 20240363957
    • Publication date Oct 31, 2024
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VALVE, VALVE STACK, AND COMPONENT WITH VALVE AND/OR VALVE STACK
    • Publication number 20230125583
    • Publication date Apr 27, 2023
    • A. Kayser Automotive Systems GMBH
    • Kenny Pagel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PROTECTIVE DEVICE FOR A HOUSING
    • Publication number 20220363210
    • Publication date Nov 17, 2022
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Filter Element
    • Publication number 20200254868
    • Publication date Aug 13, 2020
    • AdFiS products GmbH
    • Heiko Freter
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Fuel Vapor Buffering Apparatus
    • Publication number 20190351364
    • Publication date Nov 21, 2019
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Tank Ventilation Valve, Tank Ventilation System and Method for Keep...
    • Publication number 20190249793
    • Publication date Aug 15, 2019
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PUSH-IN CONNECTOR
    • Publication number 20170234469
    • Publication date Aug 17, 2017
    • A. Kayser Automotive Systems GMBH
    • Klaus Kondziella
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HEATABLE MEDIA LINE
    • Publication number 20170198853
    • Publication date Jul 13, 2017
    • A. Kayser Automotive Systems GMBH
    • KLAUS KONDZIELLA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Coupling Device
    • Publication number 20160281894
    • Publication date Sep 29, 2016
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CRANKCASE VENTILATION FOR AN INTERNAL COMBUSTION ENGINE, TANK VENTI...
    • Publication number 20140209074
    • Publication date Jul 31, 2014
    • A. Kayser Automotive Systems GMBH
    • Frank Kahle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Filtration Device
    • Publication number 20130043180
    • Publication date Feb 21, 2013
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filtration Device
    • Publication number 20130037475
    • Publication date Feb 14, 2013
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Insertion Coupling
    • Publication number 20110089680
    • Publication date Apr 21, 2011
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Method for Testing the Operation of a Heating Element Used for an A...
    • Publication number 20110080159
    • Publication date Apr 7, 2011
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • G01 - MEASURING TESTING
  • Information Patent Application

    Active Carbon Filter for an Internal Combustion Engine
    • Publication number 20100313763
    • Publication date Dec 16, 2010
    • A. Kayser Automotive Systems GMBH
    • Tobias Lang
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ACTIVATED CARBON FILTER UNIT FOR A TANK SYSTEM
    • Publication number 20090293726
    • Publication date Dec 3, 2009
    • A. Kayser Automotive Systems GMBH
    • Stephan Ammermann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Insert Coupling
    • Publication number 20090230673
    • Publication date Sep 17, 2009
    • A. Kayser Automotive Systems GMBH
    • Heiko Freter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...