Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486292 | Exhaust-gas purification system of internal combustion engine | Yoshiaki Hatakeyama, Hiroki Takeori, Shun KATO | 2022-11-01 |
| 11423936 | Magnetic recording medium and method of producing the same | Junichi Tachibana, Jota Ito, Tomoe Ozaki, Ryoichi Hiratsuka, Noboru Sekiguchi | 2022-08-23 |
| 11361790 | Magnetic recording medium | — | 2022-06-14 |
| 11222665 | Servo writer and servo signal writing method | — | 2022-01-11 |