Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675691 | Diffraction gratings in optical waveguide components and production method thereof | Johannes Edlinger | 1997-10-07 |
| 5667700 | Process for the fabrication of a structural and optical element | Johannes Edlinger | 1997-09-16 |
| 5622606 | Gas inlet arrangement | Eduard Kugler, Jakob Stock | 1997-04-22 |