Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097955 | Magnesium oxide for annealing separator, and grain-oriented electromagnetic steel sheet | Masaki Kitagaki, Yutaka Hiratsu | 2021-08-24 |
| 11001907 | Magnesium oxide for annealing separators, and grain-oriented magnetic steel sheet | Tsubasa MIGITA, Yutaka Hiratsu | 2021-05-11 |