Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572091 | Quartz glass with reduced ultraviolet radiation transmissivity, and electrical discharge lamp using such glass | Alfred Langer, Andreas Genz, Manfred Deisenhofer, Walter Keile, Bernd Lewandowski | 1996-11-05 |