Patents by Inventor Harold R. Day, Jr.

Harold R. Day, 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).

  • Projector lamp reflector
    Patent number: 4035631
    Abstract: The concave reflecting surface of a projector reflector is shaped to provide a first set of reflecting areas which project a first set of light beams arranged to form a first tightly packed mosaic pattern at a plane, and a second set of reflecting areas which project a second set of light beams arranged to form a second tightly packed mosaic pattern superimposed on said first mosaic pattern.
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: July 12, 1977
    Assignee: General Electric Company
    Inventor: Harold R. Day, Jr.