Patents by Inventor Dennis Kindschuh

Dennis Kindschuh 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).

  • Intrinsically safe battery circuit
    Patent number: 4749934
    Abstract: An intrinsically safe battery circuit for connection between a battery and a load, such as a hand held transceiver, referred to as "HT's". The circuit includes a minor current path through a switching transistor and a major current path through a SCR. The circuit is a hybrid circuit which includes an integrated circuit timer which provides a delay in establishing the major current path subsequent to the minor current path being established, and mounts on a small printed circuit board.
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: June 7, 1988
    Assignee: Alexander Manufacturing Company
    Inventors: Richard Alexander, Dennis Kindschuh