Patents by Inventor Claus Wiech

Claus Wiech 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).

  • Digital beam deflector
    Patent number: 3953108
    Abstract: In a digital light deflector which includes electrooptical polarization switches and birefringent prisms the influence of undesirably deflected radiation can be suppressed by providing, behind the final deflection stage, a lens for spatially separating the undesirably deflected radiation from the signal radiation and a radiation chopper which comprises a plurality of elements and is controlled in synchronism with the polarization switches.
    Type: Grant
    Filed: October 24, 1974
    Date of Patent: April 27, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Klaus Peter Schmidt, Claus Wiech