Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199323 | Burner | Takeshi Saito, Yasuyuki Yamamoto, Naoki SEINO | 2021-12-14 |
| 11053559 | Melting and refining furnace for cold iron source and method of operating melting and refining furnace | Yasuyuki Yamamoto, Naoki SEINO | 2021-07-06 |
| 10948024 | Clutch disc and torque limiter | Hiroshi Uehara, Masahiro Maeda | 2021-03-16 |