Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7831984 | Disk drive with established resonance frequencies for damper member | Shigeto Ueno, Teruyuki Naka, Shinichi Maeda, Masakazu Ishizuka, Isao Obata +2 more | 2010-11-09 |
| 7581233 | Disk loading apparatus with cartridge urging member operating cooperatively with disk rotating unit transverse holder | Shigeto Ueno, Teruyuki Naka, Shinichi Maeda, Masakazu Ishizuka, Isao Obata +2 more | 2009-08-25 |