Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11359271 | Nitriding treatment method of steel member | Yuichiro Shimizu, Kiyotaka Akimoto | 2022-06-14 |
| 11242592 | Continuous nitriding treatment furnace and continuous nitriding treatment method | Hokuto Hatanaka, Bin Sun, Masakazu Kawahara | 2022-02-08 |