Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8215842 | Dynamic fluid pressure bearing, spindle motor, disk drive apparatus and method for manufacturing the dynamic fluid pressure bearing | Tetsuya Maruyama, Makoto Kutsukake, Michihiro Ito, Masayoshi Saichi | 2012-07-10 |
| 8169738 | Fluid dynamic bearing mechanism including communicating channel, spindle motor, and disk drive apparatus | Atsushi Yawata, Yoichi Sekii, Junya Mizukami, Tetsuya Maruyama | 2012-05-01 |
| 5841157 | Semiconductor integrated circuit including a high density cell | Yutaka Kamakura | 1998-11-24 |