Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9728821 | Power storage apparatus and electric vehicle | Yoshihiro Komatsu, Hidekazu Kikuchi, Koji Umetsu, Naoyuki Sugeno | 2017-08-08 |
| 9669723 | Power storage device, power system and electric vehicle | Naoyuki Sugeno, Koji Umetsu | 2017-06-06 |
| 9620968 | Power reserve apparatus, power system, and electric vehicle | Naoyuki Sugeno, Koji Umetsu | 2017-04-11 |