Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10704113 | Grain oriented electrical steel sheet and production method therefor | Shigehiro Takajo, Seiji Okabe | 2020-07-07 |
| 10626474 | Grain-oriented electrical steel sheet and method of manufacturing same | Yukihiro Shingaki, Tomoyuki Okubo | 2020-04-21 |
| 10629346 | Method of manufacturing grain-oriented electrical steel sheet | Kunihiro Senda, Seiji Okabe | 2020-04-21 |
| 10559410 | Grain-oriented electrical steel sheet and transformer iron core using same | Seiji Okabe, Shigehiro Takajo | 2020-02-11 |
| 10535453 | Grain-oriented electrical steel sheet and method for manufacturing the same | Shigehiro Takajo, Seiji Okabe, Kazuhiro Hanazawa | 2020-01-14 |