Patents by Inventor Hans-Jurgen Keck

Hans-Jurgen Keck 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).

  • High-pressure discharge lamp with halogens
    Patent number: 7973482
    Abstract: A high-pressure discharge lamp with an axial symmetry axis and metal halogenide filling has electrodes with shafts designed as pins with a diameter of 0.5 to 1.15 mm. The halogen for the halogenide is composed of iodine and possibly bromine components, iodine being used alone or in combination with bromine, and the bromine/iodine atomic ratio amounting to maximum 2.
    Type: Grant
    Filed: April 14, 2005
    Date of Patent: July 5, 2011
    Assignee: OSRAM Gesellschaft mit beschraenkler Haftung
    Inventors: Michael Brinkhoff, Hans-Jürgen Keck, Rainer Kling
  • Deflection component for a luminaire and associated luminaire
    Patent number: 7748867
    Abstract: A deflection component for a luminaire is hollow and consists of two sections, of which a first section is parallel to the axis and a second section in contrast runs obliquely outwards.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: July 6, 2010
    Assignee: OSRAM Gesellschaft mit beschraenkter Haftung
    Inventors: Michael Brinkhoff, Hans-Jürgen Keck, Rainer Kling
  • Deflection Component for a Luminaire and Associated Luminaire
    Publication number: 20090052188
    Abstract: A deflection component for a luminaire is hollow and consists of two sections, of which a first section is parallel to the axis and a second section in contrast runs obliquely outwards.
    Type: Application
    Filed: February 9, 2006
    Publication date: February 26, 2009
    Applicant: Patent- Treuhand Gesellschaft Fur Elektrische Glulampen MBH
    Inventors: Michael Brinkhoff, Hans-Jurgen Keck, Rainer Kling
  • High-Pressure Discharge Lamp
    Publication number: 20070200504
    Abstract: A high-pressure discharge lamp with an axial symmetry axis and metal halogenide filling has electrodes with shafts designed as pins with a diameter of 0.5 to 1.15 mm. The halogen for the halogenide is composed of iodine and possibly bromine components, iodine being used alone or in combination with bromine, and the bromine/iodine atomic ratio amounting to maximum 2.
    Type: Application
    Filed: April 14, 2005
    Publication date: August 30, 2007
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHL
    Inventors: Michael Brinkhoff, Hans-Jurgen Keck, Rainer Kling