Norbert Thorweihe

Person

  • Aachen, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Planar optical isolator

    • Patent number 5,058,971
    • Issue date Oct 22, 1991
    • U.S. Philips Corp.
    • Hans-Jurgen Schmitt
    • G02 - OPTICS