Patents by Inventor Piotr Kreft

Piotr Kreft 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).

  • Discharge Lamp and Method for Producing a Discharge Lamp
    Publication number: 20100102699
    Abstract: A discharge lamp having a discharge vessel (2) that comprises at least one bulb neck (21, 22), into which are fused a holding rod (6) extending into the discharge space (3) for an electrode (4, 5), a carrier part (10) on which at least one current-carrying element (9) is arranged, a support element (7) enclosing the holding rod (6) and a tube (13) enclosing the carrier part (10) with the current-carrying element. The tube (13) encloses the support element (7) over a partial length (L3) which is less than the total length (L) of the support element (7).
    Type: Application
    Filed: March 12, 2007
    Publication date: April 29, 2010
    Applicant: OSRAM GESELLSCHAFT mit beschrankter Haftung
    Inventors: Rainer Koger, Karsten Schwandt, Ralf Dotterweich, Piotr Kreft