Patents by Inventor Achim G.R. Koerber

Achim G.R. Koerber 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).

  • GAS DISCHARGE LAMP WITH A GAS FILLING COMPRISING CHALCOGEN
    Publication number: 20100301746
    Abstract: A gas discharge lamp (1) equipped with a gas discharge vessel (2) enclosing a gas filling, said gas filling comprising a chalcogen selected from the group of sulfur, selenium or tellurium or a compound thereof, and with means for igniting and maintaining a gas discharge, comprising an electrode assembly (6-9) disposed in the discharge vessel, the electron-emissive material (9) of the electrode assembly comprising iridium or an alloy of iridium, providing a long-lived, efficient, compact, and high intensity white light source for applications such as general and professional illumination.
    Type: Application
    Filed: May 6, 2008
    Publication date: December 2, 2010
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Achim G.R. Koerber, Johannes Baier, Robert P. Scholl, Daiyu Hayashi, Stefan Schwan, Rainer Hilbig