Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4260499 | Water-based lubricants | Charles T. Powers | 1981-04-07 |
| 4215002 | Water-based phosphonate lubricants | — | 1980-07-29 |
RF
Richard S. Fein
Overall (All Time): #2,370,119 of 4,157,543Top 60%
2
Patents All Time