Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11338389 | Battery case sealing method and a sealed battery manufacturing method | — | 2022-05-24 |
| 11177521 | Manufacturing method of battery and battery manufacturing system | Masaki Koike, Akira Tsukui | 2021-11-16 |
| 11063314 | Manufacturing method of battery and battery manufacturing system | Masaki Koike, Akira Tsukui | 2021-07-13 |