Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5108721 | Treatment of high nickel slimes | Viken P. Baboudjian, Jack S. Stafiej | 1992-04-28 |
| 5100528 | Continuous silver refining cell | Pierre L. Claessens, John L. Cromwell, Paul Spira | 1992-03-31 |
| 4581064 | Treatment of anode slimes in a top blown rotary converter | John G. Lenz, Jacques Pageau, J. Gerald Bard | 1986-04-08 |