Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10181748 | Power storage system and power storage method | Kazuhiro Yamamoto, Yuji Yamada, Kenjiro Yano, Kenichi Okada | 2019-01-15 |
| 9997954 | Power storage system and power storage method | Kazuhiro Yamamoto, Yuji Yamada, Kenjiro Yano, Kenichi Okada | 2018-06-12 |
| 9893389 | Power storage system and power storage method | Kazuhiro Yamamoto, Kenichi Okada | 2018-02-13 |
| 9893527 | Power storage system and power storage method | Kazuhiro Yamamoto, Kenichi Okada | 2018-02-13 |