Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880883 | Biocompatible polyurethanes modified with lower alkyl sulfonate and lower alkyl carboxylate | Stuart L. Cooper | 1989-11-14 |
TG
Timothy G. Grasel
Overall (1989): #49,613 of 140,708Top 40%
1
Patents 1989