Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837096 | Nitrided steel part and method of production of same | Masato YUYA, Yoshihiro Daito | 2020-11-17 |
| 10837097 | Nitrided part and method of producing same | Hiroki Narumiya | 2020-11-17 |
| 10731242 | Nitrided steel part and method of production of same | Masato YUYA, Yoshihiro Daito | 2020-08-04 |
| 10570496 | Nitrided or soft nitrided part with excellent wear resistance and pitting resistance, and nitriding and soft nitriding method | Masato YUYA | 2020-02-25 |