Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10305084 | Prismatic secondary battery and assembled battery using the same | Ryoichi Wakimoto, Kazuhiro Kitaoka, Isao Fujiwara | 2019-05-28 |
| 10243195 | Nonaqueous electrolyte secondary battery | Isao Fujiwara | 2019-03-26 |