Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688995 | o-Hydroxyphenyl-s-triazines | Helmut Luther, Dietmar Huglin | 1997-11-18 |
| 5591850 | o-Hydroxyphenyl-s-triazines | Jean-Luc Birbaum, J urgen Kaschig, Dieter Reinehr, Manfred Rembold, Andr e Schmitter +2 more | 1997-01-07 |