TREA

Volker Roller

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  • Simmersfeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flap device
    • Patent number 11,560,855
    • Issue date Jan 24, 2023
    • Friedrich Boysen GmbH & Co. KG
    • Michael Edler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flap device
    • Patent number 11,220,982
    • Issue date Jan 11, 2022
    • Friedrich Boysen GmbH & Co. KG
    • Hayri Winter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLAP DEVICE
    • Publication number 20210246841
    • Publication date Aug 12, 2021
    • Friedrich Boysen GmbH & Co. KG
    • Michael Edler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLAP DEVICE
    • Publication number 20200263640
    • Publication date Aug 20, 2020
    • Friedrich Boysen GmbH & Co. KG
    • Hayri WINTER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLAP DEVICE
    • Publication number 20190032607
    • Publication date Jan 31, 2019
    • Friedrich Boysen GmbH & Co. KG
    • Karl Stockinger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES