Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6057550 | Infrared objective | Christoph Thoma, Johann Schweiger, Karl Pietzsch | 2000-05-02 |
| 5838489 | Refractive broad band IR objective | — | 1998-11-17 |
| 5812309 | Infrared objective | Christoph Thoma, Johann Schweiger, Karl Pietzsch | 1998-09-22 |
| 5668671 | Dioptric lens system | — | 1997-09-16 |