Issued Patents 2022
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11521649 | Method of producing a magnetic powder and method of producing a magnetic recording medium | Atsushi Muramatsu, Masafumi Nakaya, Satoru Abe, Natsuki Toyosawa, Katsunori Maeshima | 2022-12-06 |
| 11514941 | Magnetic recording medium having controlled saturation flux density | Minoru Yamaga | 2022-11-29 |
| 11430477 | Magnetic recording medium | Yoichi Kanemaki, Minoru Yamaga | 2022-08-30 |
| 11355270 | Magnetic powder, method for production thereof, and magnetic recording medium | Minoru Yamaga | 2022-06-07 |
| 11355145 | Magnetic recording medium | Eiji Nakashio, Yoichi Kanemaki, Tomoe Sato, Katsunori Maeshima, Nobuyuki Sasaki | 2022-06-07 |
| 11315594 | Magnetic recording medium having controlled dimensional variation | Minoru Yamaga | 2022-04-26 |
| 11270729 | Magnetic recording medium | Minoru Yamaga, Katsunori Maeshima | 2022-03-08 |
| 11217277 | Magnetic recording medium having controlled coercive force ratio | Yoichi Kanemaki, Minoru Yamaga | 2022-01-04 |