Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4280872 | Core catcher device | Luciano Ferrari, Gaston Kayser, Robert K. Martin | 1981-07-28 |
BF
Bernard Fourest
Overall (All Time): #4,093,957 of 4,157,543Top 100%
1
Patents All Time