Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10714732 | Current collecting lead and production method for secondary battery including current collecting lead | Hiroyuki Shibaoka, Isao Mugima, Tomomi Nakamura, Tetsu Yamanaka | 2020-07-14 |
| 10374260 | Cylindrical alkaline secondary battery | Tomomi Nakamura, Hiroyuki Shibaoka, Tetsu Yamanaka, Isao Mugima, Hideyuki Asanuma | 2019-08-06 |