Patents by Inventor Egbert Bernardus Gretinus Willem Gotje

Egbert Bernardus Gretinus Willem Gotje 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).

  • Resonant cavity magnetron having a helical cathode
    Patent number: 4066928
    Abstract: Each of the ends of a helical cathode for a magnetron are connected to the respective end plate and supporting rod by a single collective weld.
    Type: Grant
    Filed: April 30, 1976
    Date of Patent: January 3, 1978
    Assignee: U.S. Philips Corporation
    Inventors: Joannes Baptista Maria Adrianus Van Besouw, Egbert Bernardus Gretinus Willem Gotje, Franciscus Napoleon Adrianus Kerstens