Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142813 | Non-oriented electrical steel sheet and manufacturing method therefor | Hiroaki Nakajima, Masanori Uesaka, Tomoyuki Okubo, Yoshihiko Oda | 2021-10-12 |
| 11136645 | Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor core | Yoshihiko Oda, Tomoyuki Okubo | 2021-10-05 |
| 11104973 | Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor core | Yoshihiko Oda, Tomoyuki Okubo | 2021-08-31 |
| 11056256 | Non-oriented electrical steel sheet and method of producing same | Yoshihiko Oda, Tomoyuki Okubo, Masanori Uesaka, Tatsuhiko Hiratani | 2021-07-06 |