Patents by Inventor Rolf Hupka

Rolf Hupka 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).

  • Reflector antenna with a stator portion and a rotor portion rotatable relative to the stator
    Patent number: 6417814
    Abstract: A reflector antenna is disclosed with a stator portion and a rotor portion which is supported for rotation relative to the stator portion about a rotation axis. A reflector that is connected by an electrical connection with the stator portion, is secured to the rotor portion. The electrical connection is formed as a flexible connecting cable, wherein one end of the cable is attached to the rotor portion and the other end is attached to the stator portion. A segment of the connecting cable rotates with half the rotation speed of the rotor portion and with the same rotation direction as the rotor portion.
    Type: Grant
    Filed: November 1, 2000
    Date of Patent: July 9, 2002
    Assignee: RR Elektronische Geräte GmbH & Co. KG
    Inventors: Rolf Hupka, Bernd Rümmeli
  • Mode of operating of a circuit arrangement for improving the bounce behavior of print form engraving systems
    Patent number: 5036403
    Abstract: A method for operating a circuit arrangement to improve the bounce behavior of an electromagnetically driven engraving system by producing a correction signal from a stored original drive signal and supplying the correction signal to the engraving system chronologically preceding application of the original drive signal.
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: July 30, 1991
    Assignee: Dr. Ing. Rudolf Hell GmbH
    Inventors: Rolf Hupka, Christian Wiechering