Patents by Inventor Thomas C. Crosby

Thomas C. Crosby 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).

  • Organ circuitry for providing fill notes and method of operating the organ
    Patent number: 4112802
    Abstract: An organ circuitry for providing fill notes and a method of operating the organ in which a circuit is provided which adds fill notes automatically in the multiplexed solo manual of an electronic organ, by detecting the first pulse encountered by the multiplexer during a scan of the keyboard and developing further pulses in conformity therewith but pertaining to notes within the octave beneath the note corresponding to the detected pulse, and combining the pulses on a data stream which is demultiplexed for actuating keyers.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: September 12, 1978
    Assignee: Kimball International, Inc.
    Inventors: John William Robinson, Thomas C. Crosby, Stephen Louis Howell