Patents by Inventor Joseph S. Dombrowski

Joseph S. Dombrowski 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).

  • Variable resistor having the capacity to produce a fader start signal output
    Patent number: 5343186
    Abstract: A variable control fader with provisions for outputting a fader start signal upon movement of the fader from a position corresponding to the faders maximum attainable resistance value. This fader start signal can be utilized to initiate the activation or deactivation of the operation, or function, of other devices such as, for example, tape recorders, cart machines, or outboard signal processing equipment.
    Type: Grant
    Filed: April 29, 1993
    Date of Patent: August 30, 1994
    Assignee: Sony Electronics Inc.
    Inventors: Michael Zampini, Joseph S. Dombrowski, Donald E. Davis