Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703022 | Sulfurized vegetable oils containing anti-oxidants for use as base fluids | — | 1997-12-30 |
| 5330635 | Protective coating process for aluminum and aluminum alloys | — | 1994-07-19 |
| 4778609 | Hydrogen sulfide suppression with amine derivative | Frederick W. Koch | 1988-10-18 |