Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10121999 | Degassing hole formation process and degassing hole formation apparatus for secondary battery | Yuzo Kato | 2018-11-06 |
| 9847556 | Method for manufacturing film-packaged cell | Satoshi Shirai, Takuya Takatsuka | 2017-12-19 |
| 9722274 | Manufacturing method and manufacturing device of secondary battery | Masaaki Tsukano, Akira Okahata | 2017-08-01 |