Patents by Inventor H. Richard McCollister

H. Richard McCollister 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).

  • Patent number: 5666428
    Abstract: A signal distribution and communication arrangement includes an electronic processor-based master control unit which controls the broadcast of different types of signals through speakers located in various zones. The system includes a telephone interfaced with a door speaker controller to allow communication between the telephone and a door speaker. A page may be broadcast over the speakers and subsequently muted to allow private communication when the page is answered. Also included is a doorbell interface circuit that responds to a doorbell source. The doorbell source may be activated by any one of a plurality of doorbell switches.
    Type: Grant
    Filed: June 3, 1994
    Date of Patent: September 9, 1997
    Assignee: Elan Home Systems, L.L.C.
    Inventors: Robert Farinelli, Thomas Patrick Carrin, H. Richard McCollister, Jason K. Dunaway