Patents by Inventor Clifford A. Rowas

Clifford A. Rowas 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).

  • Automatic control circuit for battery charging systems
    Patent number: 3969665
    Abstract: The utilization of a pilot SCR in the control circuitry adapted to trigger a pair of SCRs in the power circuit of a battery charging system to maintain automatic off-on control of the system at full battery charged capacity whenever the battery voltage is or falls below its fully charged condition.
    Type: Grant
    Filed: December 23, 1974
    Date of Patent: July 13, 1976
    Assignee: Schauer Manufacturing Corporation
    Inventor: Clifford A. Rowas