Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9799432 | Grain oriented electrical steel sheet | Hiroi Yamaguchi, Seiji Okabe, Tadashi Nakanishi | 2017-10-24 |
| 9574249 | Method for manufacturing grain oriented electrical steel sheet | Yasuyuki Hayakawa | 2017-02-21 |
| 9536657 | Grain oriented electrical steel sheet and method for manufacturing the same | Hiroaki Toda, Hiroi Yamaguchi, Seiji Okabe | 2017-01-03 |
| 9536658 | Grain oriented electrical steel sheet and method for manufacturing the same | Hiroi Yamaguchi, Seiji Okabe | 2017-01-03 |