Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10269551 | High-pressure discharge lamp having an ignition aid | Johannes Buttstaedt, Stefan Lichtenberg, Georg Rosenbauer | 2019-04-23 |
| 9053921 | High-pressure discharge lamp having an ignition aid | Johannes Buttstaedt, Stefan Lichtenberg, Georg Rosenbauer | 2015-06-09 |
| 8237365 | Enclosed high pressure discharge lamp | Joachim Arndt, Ralph Hauschild | 2012-08-07 |
| 8026655 | Lamp with a base at one end | Joachim Arndt | 2011-09-27 |
| 8018157 | Lamp with a base at one end | Joachim Arndt, Ralph Hauschild | 2011-09-13 |
| 7967472 | Light unit | Joachim Arndt, Markus Herb, Matthias Lenz | 2011-06-28 |
| 7876032 | Light unit provided with reflector | Joachim Arndt, Markus Herb | 2011-01-25 |
| 7791259 | Uncemented socketed lamp | Joachim Arndt, Markus Herb | 2010-09-07 |
| D600369 | Lamp | Joachim Arndt, Ralph Hauschild | 2009-09-15 |
| 7550908 | Holding device for fixing a lamp bulb and associated lamp | Joachim Arndt, Markus Herb | 2009-06-23 |
| D592320 | Electric light bulb | Joachim Arndt, Markus Herb | 2009-05-12 |
| 7439662 | Lamp with single-sided socket | Joachim Arndt, Jurgen Graf, Markus Herb, Anton Schlögl, Jurgen Waldmann +1 more | 2008-10-21 |
| 7345412 | High pressure electric lamp having a base at one end | Joachim Arndt, Markus Herb | 2008-03-18 |
| D560016 | Reflector lamp | Joachim Arndt, Markus Herb | 2008-01-15 |
| 7180229 | High pressure discharge lamp with a base at one end | Joachim Arndt, Markus Herb | 2007-02-20 |
| 6617790 | Metal halide lamp with ceramic discharge vessel | Karen Twesten | 2003-09-09 |