Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6008583 | Discharge lamp with secondary ignition electrode | Uwe Breuer, Steffen Oppawsky, Dieter Schodel | 1999-12-28 |
| 5266777 | Dental furnace with metallic inner housing, plastic outer housing, and air space therebetween | Steffen Oppawsky | 1993-11-30 |