Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10608223 | Method for manufacturing separator for fuel cell | Hideo Nakamura, Hiroki Okabe | 2020-03-31 |
| 10570497 | Surface treatment method and surface treatment device | Hiroyuki Inoue, Shinnichi Hiramatsu, Izuru Yamamoto | 2020-02-25 |