Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870156 | Removal of catalyst residues from olefin/carbon monoxide polymer with dithiocarbamate | Piero Pino, Heinz Wittwer, Ulrich Daum | 1989-09-26 |
LV
Luigi Venanzi
Overall (1989): #82,649 of 140,708Top 60%
1
Patents 1989