Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702716 | Case hardening steel | Kazuaki FUKUOKA, Kunikazu Tomita | 2023-07-18 |
| 11670782 | Fuel cell separator and fuel cell stack | Hiroshi Morikawa, Akihiro Noda, Koji Hirayama, Keisuke Mori, Hirotoshi Honma | 2023-06-06 |