Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824494 | Aluminum-based alloy foil for negative electrodes of electrolytic capacitors | Shozo Umetsu | 1989-04-25 |
| 4763229 | Aluminum capacitor plate for electrolytic capacitor and process for making the same | Tatsuo Ohtuka, Shiuchi Murooka, Satoko Arai | 1988-08-09 |