Patents by Inventor Richard A. Koenen

Richard A. Koenen 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).

  • Radio signal receiving system
    Patent number: 4528567
    Abstract: A radio signal direction tendency system which includes an antenna array providing signals having a phase indicative of signal direction and a dual compressive receiver for reviewing and processing said signals to provide an output signal indicative of received signal direction.
    Type: Grant
    Filed: August 10, 1981
    Date of Patent: July 9, 1985
    Assignee: Argo Systems, Inc.
    Inventors: Thomas P. Miles, Richard A. Koenen