Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394440 | Magnetic disk device and method for manufacturing magnetic disk device | Shinpei Todo, Ryohei Yamada, Hideyuki Hatakeyama | 2025-08-19 |
| 12243570 | Aluminum alloy substrate for magnetic disc and magnetic disc | Hideyuki Hatakeyama, Wataru Kumagai, Ryo Sakamoto | 2025-03-04 |
| 12205616 | Impact resistant magnetic disk device and method for manufacturing impact resistant magnetic disk device | Ryohei Yamada, Shinpei Todo, Hideyuki Hatakeyama | 2025-01-21 |