Christoph Zeh

Person

  • Dresden, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for marking workpieces, and workpiece

    • Patent number 11,235,368
    • Issue date Feb 1, 2022
    • Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
    • Christoph Zeh
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for marking workpieces and workpiece

    • Patent number 10,994,320
    • Issue date May 4, 2021
    • Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
    • Christoph Zeh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for marking workpieces and workpiece

    • Patent number 10,086,420
    • Issue date Oct 2, 2018
    • Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung E.V.
    • Christoph Zeh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for Marking Workpieces and Workpiece

    • Publication number 20220266617
    • Publication date Aug 25, 2022
    • Fraunhofer Gesellschaft zur Forderung der angewandten Forschung e. V.
    • Thomas Härtling
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Method for Marking Workpieces, and Workpiece

    • Publication number 20200030865
    • Publication date Jan 30, 2020
    • Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
    • Christoph Zeh
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Method for Marking Workpieces and Workpiece

    • Publication number 20190030581
    • Publication date Jan 31, 2019
    • Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
    • Christoph Zeh
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Method for Marking Workpieces and Workpiece

    • Publication number 20160339495
    • Publication date Nov 24, 2016
    • Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
    • Christoph Zeh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...