Patents by Inventor Rudolf J. Rexer

Rudolf J. Rexer 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).

  • Optical focus device
    Patent number: 3986767
    Abstract: An apparatus for focusing a beam of collimated radiation at various locations over a wide area is disclosed. The apparatus includes a focus head having an offaxis parabolic section in combination with a flat turning mirror. The head is capable of rotating the beam about two orthogonal axes and is mounted in a gantry which permits three dimensional movement of the entire head.
    Type: Grant
    Filed: March 1, 1976
    Date of Patent: October 19, 1976
    Assignee: United Technologies Corporation
    Inventors: Rudolf J. Rexer, James P. Waters