Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4282107 | Diesel crankcase lubricant composition | Benjamin H. Zoleski, Rodney L. Sung, Gayle P. Hebert | 1981-08-04 |
| 4238409 | Froth flotation with petroleum oxidate-amine compositions | Orville W. Rigdon, Lawrence H. Keon | 1980-12-09 |