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John Magne Johnsen

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  • Stabekk, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Riser assembly
    • Patent number 11,851,954
    • Issue date Dec 26, 2023
    • MHWIRTH AS
    • John Magne Johnsen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Riser tools and methods
    • Patent number 11,371,300
    • Issue date Jun 28, 2022
    • MHWIRTH DO BRASIL EQUIPAMENTOS LTDA.
    • David Skaarsjoe
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Composite pipe and a method of manufacturing a composite pipe
    • Patent number 8,001,996
    • Issue date Aug 23, 2011
    • Aker Kvaerner Subsea AS
    • Bjorn Paulshus
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    RISER CLAMP
    • Publication number 20240167344
    • Publication date May 23, 2024
    • MHWIRTH AS
    • JOHN MAGNE JOHNSEN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER ASSEMBLY
    • Publication number 20230243218
    • Publication date Aug 3, 2023
    • MHWIRTH AS
    • JOHN MAGNE JOHNSEN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER TOOLS AND METHODS
    • Publication number 20210355766
    • Publication date Nov 18, 2021
    • MHWIRTH DO BRASIL EQUIPAMENTOS LTDA.
    • DAVID SKAARSJOE
    • E21 - EARTH DRILLING MINING