Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4316996 | Discoloration prevention of phenolic antioxidants | Hans Widmer | 1982-02-23 |
JC
Jacques H. Collonge
Overall (1982): #56,677 of 81,411Top 70%
1
Patents 1982