Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597622 | Process for the production of a reflection-reducing coating on lenses | Alfons Zoller, Karl Matl, Rainer GÖTZELMANN | 1997-01-28 |
| 5060635 | Internal fixation kit | Gerhard Steur | 1991-10-29 |
| 4341663 | Process for the production of spherical shaped bodies based on Al.sub.2 O.sub.3 and optionally SiO.sub.2 | Helmut Derleth, Karl-Heinz Bretz | 1982-07-27 |