Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12243569 | Magnetic recording medium and cartridge | Noboru Sekiguchi, Minoru Yamaga | 2025-03-04 |
| 11854585 | Magnetic recording medium and cartridge | Noboru Sekiguchi, Minoru Yamaga | 2023-12-26 |
| 11250880 | Magnetic recording medium having controlled protrusion characteristics | Toshiaki Miura, Satoru Abe, Riku Yoshida | 2022-02-15 |