Patents by Inventor Adrianus Kuiper

Adrianus Kuiper 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).

  • Rapid heating dispenser cathode in a holder and method of manufacturing the same
    Patent number: 4215457
    Abstract: By embedding the impregnated and sintered molding of a dispenser cathode in a holder of metal foil of 10 .mu.m to 100 .mu.m thick, such that any gap between the molding and the holder is less than 10 .mu.m a dispenser cathode can be obtained having a long life and/or quick heating properties.
    Type: Grant
    Filed: November 16, 1978
    Date of Patent: August 5, 1980
    Assignee: U.S. Philips Corporation
    Inventors: Adrianus Kuiper, Paulus R. Boelens, Jacob Blanken
  • Method of gettering a television display tube
    Patent number: 3973816
    Abstract: A method of absorbing residual gases in a television display tube wherein a holder containing a barium-aluminum alloy, germanium nitride (Ge.sub.3 N.sub.4) and a nickel containing material is placed in the tube and heated to release the nitrogen and barium which is dispersed within the tube in such manner that the amount deposited on the screen is minimized.
    Type: Grant
    Filed: April 14, 1975
    Date of Patent: August 10, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Adrianus Maria Van Bakel, Jan Josephus Bernardus Fransen, Adrianus Kuiper