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Torleif A. Tollefsen

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  • Drammen, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermoelectric half-cell and method of production
    • Patent number 11,349,058
    • Issue date May 31, 2022
    • TEGMA AS
    • Andreas Larsson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Non-eutectic bonding
    • Patent number 11,141,810
    • Issue date Oct 12, 2021
    • TECHNI HOLDING AS
    • Andreas Larsson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electric energy generating device
    • Patent number 10,858,979
    • Issue date Dec 8, 2020
    • TEGMA AS
    • Torleif A. Tollefsen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents