Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11302993 | Power storage device composition, power storage device separator using power storage device composition, and power storage device | Keiichi Watanabe, Satoru Tsumeda, Shuichi Ishimoto | 2022-04-12 |
| 11289277 | Lithium ion capacitor positive electrode | Keiichi Watanabe | 2022-03-29 |