Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4495047 | Electrolytic reduction cells | Ernest W. Dewing | 1985-01-22 |
| 4443313 | Electrolytic reduction cells | John M. McIntyre, Meine Vandermeulen, Edward L. Cambridge, Thomas P. DeAngelis | 1984-04-17 |
| 4405415 | Electrolytic refining of molten metal | Ernest W. Dewing | 1983-09-20 |