TREA

Leif Christoffersen

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  • Vejle O, DK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wind turbine drivetrain component with low friction radial shaft seal
    • Patent number 11,879,439
    • Issue date Jan 23, 2024
    • Vestas Wind Systems A/S
    • Leif Christoffersen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Yaw arrangement for a multirotor wind turbine
    • Patent number 11,466,659
    • Issue date Oct 11, 2022
    • Vestas Wind Systems A/S
    • Torben Ladegaard Baun
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Multirotor wind turbine with guy wires
    • Patent number 11,181,097
    • Issue date Nov 23, 2021
    • Vestas Wind Systems A/S
    • Torben Ladegaard Baun
    • E04 - BUILDING
  • Information Patent Grant

    Wind turbine comprising a service floor
    • Patent number 10,260,478
    • Issue date Apr 16, 2019
    • Vestas Wind Systems A/S
    • Leif Christoffersen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Pitch system for a wind turbine
    • Patent number 9,631,605
    • Issue date Apr 25, 2017
    • Vestas Wind Systems A/S
    • Jesper Lykkegaard Neubauer
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Wind turbines
    • Patent number 9,587,623
    • Issue date Mar 7, 2017
    • Vestas Wind Systems A/S
    • Leif Christoffersen
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    A LOGISTICS SYSTEM FOR A MULTIROTOR WIND TURBINE
    • Publication number 20220056890
    • Publication date Feb 24, 2022
    • VESTAS WIND SYSTEMS A/S
    • Torben Ladegaard Baun
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    A YAW ARRANGEMENT FOR A MULTIROTOR WIND TURBINE
    • Publication number 20220025845
    • Publication date Jan 27, 2022
    • VESTAS WIND SYSTEMS A/S
    • Torben Ladegaard Baun
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    A MULTIROTOR WIND TURBINE WITH GUY WIRES
    • Publication number 20210277866
    • Publication date Sep 9, 2021
    • Torben Ladegaard Baun
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    A METHOD OF HANDLING A WIND TURBINE COMPONENT AND A WIND TURBINE WI...
    • Publication number 20210163268
    • Publication date Jun 3, 2021
    • VESTAS WIND SYSTEMS A/S
    • Torben Ladegaard Baun
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    WIND TURBINE DRIVETRAIN COMPONENT WITH LOW FRICTION RADIAL SHAFT SEAL
    • Publication number 20210102528
    • Publication date Apr 8, 2021
    • VESTAS WIND SYSTEMS A/S
    • Leif Christoffersen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    WIND TURBINE COMPRISING A SERVICE FLOOR
    • Publication number 20150285218
    • Publication date Oct 8, 2015
    • Vestas Wind Systems A/S
    • Leif Christoffersen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    IMPROVEMENTS RELATING TO WIND TURBINES
    • Publication number 20150110631
    • Publication date Apr 23, 2015
    • VESTAS WIND SYSTEMS A/S
    • Leif Christoffersen
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    PITCH SYSTEM FOR A WIND TURBINE
    • Publication number 20140301847
    • Publication date Oct 9, 2014
    • VESTAS WIND SYSTEMS A/S
    • Jesper Lykkegaard Neubauer
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...