Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802992 | Non-green anti-stokes luminescent substance | Jurgen Wieczoreck, Uwe Fischbeck | 2004-10-12 |
| 6680116 | Luminescent fiber production thereof and use thereof | Thomas Potrawa, Hermann Langheim | 2004-01-20 |