Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7187499 | Optical grating and method for the manufacture of such an optical grating | Bernd Kleemann, Jeffrey Erxmeyer, Ralf Kuschnereit | 2007-03-06 |
| 7092161 | Optical arrangement, optical grating and method for the manufacture of such an optical grating | Bernd Kleemann, Jeffrey Erxmeyer, Ralf Kuschnereit | 2006-08-15 |
| 6809871 | Geometric beamsplitter and method for its fabrication | Matthias Heller, Werner Kress, Matthias Kuhn | 2004-10-26 |