Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075420 | Coin-type battery and manufacturing method thereof | Kunihiko Koyama, Hirofumi Tagawa | 2021-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075420 | Coin-type battery and manufacturing method thereof | Kunihiko Koyama, Hirofumi Tagawa | 2021-07-27 |