Patents by Inventor Werner Wiespointner

Werner Wiespointner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System with a lock and a key which cooperate according to the transponder principle, as well as a key and a lock for such a system
    Patent number: 6150952
    Abstract: A key and lock system has a key with an integrated transponder coil that is connected to a transponder unit, and a lock with an integrated write/read coil. The key has a key bit portion and a bow portion. When the key bit portion is inserted into an elongated aperture of a key cylinder of the lock, an axis of the write/read coil forms an acute angle with an axis of the transponder coil. The acute angle substantially differs from a zero degree angle.
    Type: Grant
    Filed: February 24, 1997
    Date of Patent: November 21, 2000
    Assignee: U.S. Philips Corporation
    Inventors: Peter Priller, Martin Apschner, Werner Wiespointner, Heinz Kwas, Peter Schmallegger, Christian Schwar