Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7304421 | Power supply system for a lamp and lamp having this power supply system | — | 2007-12-04 |
| 7116048 | Assembly for lamp construction and associated lamp and method for connecting the assembly | — | 2006-10-03 |
| 6969950 | Sealing foil and associated lamp having this foil | Franz Breuer, Axel Bunk | 2005-11-29 |
| 6624576 | Sealed-in foil and associated lamp containing the foil | — | 2003-09-23 |
| 6448532 | Method for resistance welding metal parts | Joachim Mack | 2002-09-10 |