Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5117150 | Interference filter for deuterium lamp for spectral analyzers | Werner Schwarz, Gunter Thomas, Hans-Georg Lotz | 1992-05-26 |
| 4910431 | Hydrogen discharge ultraviolet light source or lamp, and method of its manufacture | Jurgen Witt, Werner Schwarz, Gunter Thomas, Helmut Lochmann | 1990-03-20 |