Patents by Inventor Roland D. Clark

Roland D. Clark 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).

  • Universal driver circuit for actuating both valves and ordnances
    Patent number: 6267326
    Abstract: A universal driver circuit is provided for actuating both valves and ordnances, such as the valves and ordnances carried by a missile or other unmanned air vehicle. The universal driver circuit includes at least one valve driver circuit for controllably opening and closing a valve and at least one ordnance driver circuit for controllably activating an ordnance. In addition, the universal driver circuit includes a controller capable of independently directing each valve driver circuit and each ordnance driver circuit to open the valve and to activate the ordnance, respectively.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: July 31, 2001
    Assignee: The Boeing Company
    Inventors: Gregory H. Smith, Roland D. Clark