Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7521670 | Standard for referencing luminescence signals | Axel Engel, Ute Resch-Genger, Katrin Hoffmann, Doris Ehrt, Uwe Kolberg +2 more | 2009-04-21 |
| 7517822 | UV-blocking borosilicate glass, the use of the same, and a fluorescent lamp | Joerg Fechner, Franz Ott, Ralf Diezel | 2009-04-14 |
| 4725139 | Method and apparatus for detecting defects in transparent materials | Hrabanus Hack | 1988-02-16 |