Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401170 | Iron based oxide magnetic powder and method for producing same | Shin-ichi Ohkoshi, Asuka Namai, Tetsuya KAWAHITO | 2022-08-02 |
| 11264155 | Epsilon-type iron oxide magnetic particles and method for producing the same, magnetic powder, magnetic coating material and magnetic recording medium containing magnetic particles | Kazuhiro Yamaga, Tetsuya KAWAHITO, Toshihiko Ueyama | 2022-03-01 |