Patents by Inventor Zsuzsa Auber

Zsuzsa Auber 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).

  • Low pressure mercury vapor discharge lamp with doped phosphor coating
    Patent number: 6369502
    Abstract: A low pressure mercury vapor discharge lamp is provided, said discharge lamp (10) comprising an envelope (12) formed from light-transmitting material and containing an ionizable gas fill (22), mercury, and electrodes (18) sealed in the envelope. The envelope (12) is provided with a single layer coating (14) on the internal surface thereof next to the discharge space. The coating (14) contains halo-phosphate phosphor and 5-30 mass % aluminum oxide relative to the halo-phosphate phosphor, and the primary particle size of the aluminum oxide is smaller than 30 nanometers, the floc size of the aluminum oxide is smaller than 1 micrometer, and the void fraction of the total floc volume is at least 50%.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: April 9, 2002
    Assignee: General Electric Company
    Inventors: Zsuzsa Auber, László Balázs, István Deme, Gábor Sajó, Judit Szigeti