Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378327 | Treated carbon cathodes for aluminum production, the process of making thereof and the process of using thereof | J. A. Sekhar, T. Zheng, deceased | 1995-01-03 |
| 4683037 | Dimensionally stable anode for molten salt electrowinning and method of electrolysis | — | 1987-07-28 |