Patents by Inventor Frederick C. Raih

Frederick C. Raih 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).

  • Method for slurry coating a faceplate panel having a peripheral sidewall
    Patent number: 4254160
    Abstract: To coat the inner surface of the viewing window of a faceplate panel for a cathode-ray tube, of the type having a peripheral sidewall or flange around the window, dispense onto the surface a quantity of slurry in excess of what is required for the desired coating, spread the dispersed slurry over the surface, wet the uncoated inner surface of the sidewall with an aqueous medium, pass the excess portion of the slurry over the wet sidewall surface for removal from the panel, and then remove particulate material from the inner sidewall surface.
    Type: Grant
    Filed: December 17, 1979
    Date of Patent: March 3, 1981
    Assignee: RCA Corporation
    Inventor: Frederick C. Raih