Issued Patents 2023
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11830533 | Method of producing magnetic powder and method of producing magnetic recording medium | Natsuki Toyosawa, Norikatsu Fujisawa, Yuta Akimoto, Satoru Abe, Katsunori Maeshima +2 more | 2023-11-28 |
| 11830532 | Magnetic recording medium including magnetic layer having magnetic powder, magnetic recording/reproducing device, and magnetic recording medium cartridge | Minoru Yamaga | 2023-11-28 |
| 11798588 | Magnetic recording medium | Yoichi Kanemaki, Minoru Yamaga | 2023-10-24 |
| 11749304 | Magnetic recording medium having controlled dimensional variation | Minoru Yamaga | 2023-09-05 |
| 11626128 | Magnetic recording medium | Minoru Yamaga | 2023-04-11 |
| 11574651 | Magnetic recording medium having -iron oxide-containing particles | Yoichi Kanemaki, Minoru Yamaga | 2023-02-07 |
| 11551711 | Cobalt ferrite magnetic powder, method of producing the same, and magnetic recording medium | Natsuki ICHISE, Katsunori Maeshima, Takashi KATAGUCHI, Takeshi Takahashi | 2023-01-10 |