Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11339489 | Cathode block having a slot geometry | Markus Pfeffer | 2022-05-24 |
| 11242604 | Cathode assembly for the production of aluminum | Elaine Sum, Markus Pfeffer, Oscar Vera-Garcia, Mariusz MINKINA, Seweryn MIELNIK | 2022-02-08 |