Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097544 | Optical element with two optical systems having identical optical paths | Sabine Hessler | 2000-08-01 |
| 6024453 | Method of rapidly producing color changes in an optical light path | Manfred Kuster, Cosmas Malin, Ilse Widmann, Peter Wierer | 2000-02-15 |
| 5868482 | Color wheel and picture generation unit with a color wheel | Manfred Kuster, Cosmas Malin, Ilse Widmann, Peter Wierer | 1999-02-09 |
| 5675691 | Diffraction gratings in optical waveguide components and production method thereof | Helmut Rudigier | 1997-10-07 |
| 5667700 | Process for the fabrication of a structural and optical element | Helmut Rudigier | 1997-09-16 |