Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5404077 | High-pressure discharge lamp | Stefan Jüngst | 1995-04-04 |
| 4659318 | Method to introduce a fill gas mixture into an electric light bulb, particularly halogen incandescent lamp | Axel Bunk, Rainer Haake, Karl-Heinz Stadler, Manfred Gaugel | 1987-04-21 |