Patents by Inventor Philip W. Ghaner

Philip W. Ghaner 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).

  • Thermionic cathode emitter coating
    Patent number: 4308178
    Abstract: Emission quantity of thermionic cathodes is increased by including in the potentially emissive material applied to a cathode substrate a quantity of a readily reducible metallic oxide. During cathode processing the metal oxide provides free oxygen gas which aids in binder removal.
    Type: Grant
    Filed: September 17, 1979
    Date of Patent: December 29, 1981
    Assignee: North American Philips Consumer Electronics Corp.
    Inventors: Harry J. Fromell, Philip W. Ghaner