Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5554711 | Polyisocyanate addition compounds containing cyanamide groups and their use | Harro Tr aubel, Tillmann Hassel, Wilhelm Kr ummel, Hans-Albert Ehlert, Joachim Kochta | 1996-09-10 |