Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877220 | Hexasubstituted cyclohexane compounds | Bernd Kohne, Werner Stephan | 1989-10-31 |
KP
Klaus Praefcke
Overall (1989): #86,611 of 140,708Top 65%
1
Patents 1989