Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853473 | Preparation of 2(5H)-furanones | Rolf Fischer, Juergen Frank, Franz Merger, Uwe Vagt | 1989-08-01 |
MR
Michael Roeper
Overall (1989): #75,536 of 140,708Top 55%
1
Patents 1989