Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839179 | Preparation of a composition based on a finely divided active principle of low water solubility | — | 1989-06-13 |
PH
Pierre Hirsbrunner
Overall (1989): #68,511 of 140,708Top 50%
1
Patents 1989