Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731350 | Ethylene oxide catalyst | Gosse Boxhoorn, Otto M. Velthuis | 1988-03-15 |
AK
Ann H. Klazinga
Overall (All Time): #3,948,348 of 4,157,543Top 95%
1
Patents All Time