Patents by Inventor Jan Josephus Bernardus Fransen

Jan Josephus Bernardus Fransen 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).

  • Getter for use in the manufacture of an electric discharge tube
    Patent number: 4045367
    Abstract: A getter for use in manufacturing an electric discharge tube contains a mixture of barium aluminum (BaAl.sub.4) and a titanium-containing material which contains for at least 50% by weight of FeTi or NiTi.sub.2 or of a mixture thereof.
    Type: Grant
    Filed: May 9, 1973
    Date of Patent: August 30, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Adrianus Maria Van Bakel, Jan Josephus Bernardus Fransen
  • 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
  • Alkali metal vapour generator
    Patent number: 3945949
    Abstract: For the introduction of an alkali metal vapour into an electric discharge tube, in particular for the vapour deposition of surfaces for photo-emission or secondary electron emission in such a tube, generators are used which comprise a filling which consists of at least one alkali metal alloyed with gold and/or silver, and/or copper alloyed with gold or silver.
    Type: Grant
    Filed: June 7, 1973
    Date of Patent: March 23, 1976
    Assignee: U. S. Philips Corporation
    Inventors: Johannes Hendrikus Nicolaas Van Vucht, Jan Josephus Bernardus Fransen