Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142813 | Non-oriented electrical steel sheet and manufacturing method therefor | Masanori Uesaka, Yoshiaki Zaizen, Tomoyuki Okubo, Yoshihiko Oda | 2021-10-12 |
| 11008633 | Non-oriented electrical steel sheet and production method thereof | Masanori Uesaka, Tadashi Nakanishi, Seiji Nabeshima, Tomoyuki Okubo, Yoshihiko Oda | 2021-05-18 |
| 10975451 | Method for producing non-oriented electrical steel sheet having excellent magnetic properties | Tomoyuki Okubo, Tadashi Nakanishi, Yoshihiko Oda | 2021-04-13 |
| 10941458 | Non-oriented electrical steel sheet, production method therefor, and motor core | Tomoyuki Okubo, Tadashi Nakanishi, Yoshihiko Oda | 2021-03-09 |