Patents by Inventor Albert F. Aalders

Albert F. Aalders 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).

  • Flat display device and cathode unit
    Patent number: 4937492
    Abstract: A cathode unit, comprising one or more cathodes deflection means and a row of electron multipliers, is arranged on an end wall of a flat display device. If necessary, the cathode unit may be manufactured as a separate unit.
    Type: Grant
    Filed: November 28, 1988
    Date of Patent: June 26, 1990
    Assignee: U.S. Philips Corporation
    Inventor: Albert F. Aalders