Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329273 | Method for manufacturing secondary battery | Masahiro Otsuka, Toru Kawai, Masashi Higuchi | 2022-05-10 |
| 11329323 | Manufacturing method of secondary battery | Retsu Tahara, Toru Kawai, Masato Fujioka, Masahiro Otsuka | 2022-05-10 |
| 11315744 | Electric storage device | Toru Kawai, Masahiro Otsuka, Masashi Higuchi | 2022-04-26 |
| 11264660 | Electric storage device | Masahiro Otsuka, Toru Kawai, Masashi Higuchi | 2022-03-01 |