Patents by Inventor Charles E. Cooper, Jr.

Charles E. Cooper, Jr. 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).

  • Push-pull pulsed gas laser
    Patent number: 4507786
    Abstract: A push-pull pulsed gas laser which utilizes piston action to displace a laser gas from the laser cavity to a heat exchanger and return of the gas to the laser cavity between laser pulses to significantly reduce the volume of gas required for repetatively pulsed gas lasers and to reduce the average power required to recondition the laser gas.
    Type: Grant
    Filed: August 22, 1983
    Date of Patent: March 26, 1985
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: George J. Dezenberg, Charles E. Cooper, Jr.