Patents by Inventor Robert E. Knepshield

Robert E. Knepshield 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).

  • Visual warning apparatus for emergency vehicles
    Patent number: 4224599
    Abstract: A visual warning apparatus of the type used on police and fire department and other emergency vehicles in which a reflector is positioned relative to a rotating signal light so when the light rotates, light rays deflected off the reflector will extend forwardly of the vehicle while producing a lateral shifting of the light rays. The reflector comprises a plurality of convex sections which produce a highly active light signal.
    Type: Grant
    Filed: September 7, 1976
    Date of Patent: September 23, 1980
    Assignee: International Telephone and Telegraph Corporation
    Inventors: Alfred J. Peirish, Jr., Robert E. Knepshield