Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806658 | Cleavage of polyethylene glycol ethers by hydrolysis | Kuo-Yuan Chang, Iwao Kohatsu | 1989-02-21 |
PG
Philip E. Garrou
Overall (1989): #68,923 of 140,708Top 50%
1
Patents 1989