Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855452 | N-substituted azetidine carboxylate derivatives | Jannetje De Waal, David W. Sopher | 1989-08-08 |
| 4812581 | Catalytic hydrogenolysis | Jannetje De Waal | 1989-03-14 |
PV
Pieter A. Verbrugge
Overall (1989): #18,211 of 140,708Top 15%
2
Patents 1989