Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9742035 | Electrochemical energy storage device | Toru Matsui, Akiyoshi Nakata, Toshiro Hirai, Zempachi Ogumi | 2017-08-22 |
| 9716292 | Electrochemical energy storage device | Toru Matsui, Toshiro Hirai, Zempachi Ogumi | 2017-07-25 |