Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844449 | Rapid-cooling quenching apparatus and rapid-cooling quenching method | Soshi Yoshimoto, Hirokazu Sugihara, Fujio Tanaka | 2020-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844449 | Rapid-cooling quenching apparatus and rapid-cooling quenching method | Soshi Yoshimoto, Hirokazu Sugihara, Fujio Tanaka | 2020-11-24 |