Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8477502 | Electronic module | Ulrich Single, Michael Maercker, Martin Lohner, Klaus Dengler | 2013-07-02 |
| 7169479 | Grain-oriented magnetic steel sheet comprising an electrically insulating coating | Bernd Schuhmacher, Hermann Hingmann, Klaus Bewilogua, Claus-Peter Klages, Heinz Dimigen +1 more | 2007-01-30 |
| 6429588 | Sodium high-pressure lamp having a starting aid | Andreas Lembcke | 2002-08-06 |
| 6326710 | Electric motor | Manfred Kirn, Friedrich Hornung | 2001-12-04 |
| 6323604 | Circuit arrangement, an assigned electrical system and a discharge lamp with such a circuit arrangement, and a method for operating it | Michael Boenigk | 2001-11-27 |
| 5483126 | Method of controlling the color temperature in a sodium high-pressure discharge lamp, and apparatus to carry out the method | Michael Boenigk, Hans-Georg Kloss, Teja Tehmann | 1996-01-09 |
| 5481162 | Method of supplying current to a sodium high-pressure discharge lamp, and current supply system | Michael Boenigk, Hans-Georg Kloss, Teja Lehmann | 1996-01-02 |
| 4963796 | High-pressure sodium vapor lamp | Wolfgang Gottschling, Hans-Georg Kloss, Rainer Radtke, Felix Serick | 1990-10-16 |