Patents by Inventor Leon Carver

Leon Carver 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).

  • Wide angle anamorphic display projection system
    Patent number: 4129365
    Abstract: The invention is a compact, low-cost optical arrangement providing a wide-angle, anamorphic, short-throw image projector and display system. The device includes novel circular cylindric mirrors whose focal lengths may readily be adjusted. Temperature and gravity compensation of the shape of the reflector surface is afforded. A pair of such mirrors disposed with mutually perpendicular axes may be selectively adjusted to control the width-to-height ratio of the final viewable image.
    Type: Grant
    Filed: May 13, 1977
    Date of Patent: December 12, 1978
    Assignee: Sperry Rand Corporation
    Inventors: Frank J. Aversano, Leon Carver, Ludwik I. Seifert
  • Frisket pen
    Patent number: D299471
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: January 17, 1989
    Inventors: Leon Carver, Ollis Carver, Sr.