Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4474610 | Bus bar arrangement of electrolytic cells for producing aluminum | Shozo Kato | 1984-10-02 |
| 4462885 | Conductor arrangement of electrolytic cells for producing aluminum | Shozo Kato | 1984-07-31 |