Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7284885 | UV lamp arrangement and its use | Ulrich Berger, Jurgen Lang, Stefan Greif, Bernd Ullrich | 2007-10-23 |
| 6806481 | Rectangular frame system with one to two windowpane-like radiation filters and a tanning module | Bernd Ullrich, Ullrich Berger, Jörn Jahnke, Stefan Greif | 2004-10-19 |
| 6717164 | Tanning module with a housing | Bernd Ullrich, Ullrich Berger, Jörn Jahnke, Stefan Greif | 2004-04-06 |
| 6387115 | Photodynamic cylindrical lamp with asymmetrically located electrodes and its use | Jörn Jahnke, Ullrich Berger | 2002-05-14 |
| 5886470 | Discharge lamp which has a fill of at least one of deuterium, hydrogen, mercury, a metal halide, or a noble gas | — | 1999-03-23 |
| 5814951 | Low-pressure discharge lamp containing a partition therein | Klaus-Juergen Dietz, Franz-Josef SCHILLING, Anke Schnabl, Beate Herter | 1998-09-29 |
| 5801495 | Low-pressure discharge lamp containing partitions therein | Franz-Josef SCHILLING, Anke Schnabl, Beate Herter | 1998-09-01 |
| 5327049 | Electrodeless low-pressure discharge lamp with plasma channel | Werner Schwarz, Peter March, Klaus Dietz | 1994-07-05 |