Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367069 | Metal-free, substituted phthalocyanines in the .chi.-modification | Bernd Kaletta | 1994-11-22 |
| 5322680 | Substituted 2-thiazolyl tetrazolium salt indicators | Jürgen Köcher, Klaus Wehling | 1994-06-21 |
| 5300656 | Coumarin derivatives, process for their preparation, their use and thiazolyl acetic acid derivatives as intermediates | Eberhard Kuckert, Florin Seng, Antonius Lobberding | 1994-04-05 |
| 5276008 | Substituted 4,5-diamino-1,2,4-triazol-3-(thi)ones | Dietmar Kuhnt, Kurt Findeisen, Michael Haug, Joachim Kluth, Klaus-Helmut Muller +6 more | 1994-01-04 |