Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837096 | Nitrided steel part and method of production of same | Takahide UMEHARA, Masato YUYA | 2020-11-17 |
| 10731242 | Nitrided steel part and method of production of same | Takahide UMEHARA, Masato YUYA | 2020-08-04 |
| 10597748 | Steel wire rod for wire drawing | Toshihiko TESHIMA, Toshiyuki Manabe | 2020-03-24 |