Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698694 | Process for preparing substituted pyrimidines | Takeo Hokama, Ian S. Cloudsdale, Hermann Schneider | 1997-12-16 |
| 5641851 | Preparation of biuret-containing polyisocyanates | Stefan Wolff, Wolfgang Heider, Hans Renz | 1997-06-24 |