Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371649 | Method for lubricating a fluid dynamic pressure bearing | Naoki Kawawada, Tadao Iwaki, Atsushi Ota, Koji Nitadori, Toshiharu Kogure +4 more | 2002-04-16 |
| 6252322 | Spindle motor | Naoki Kawawada, Tadao Iwaki, Hiromitsu Goto | 2001-06-26 |
| 4629206 | Reverse device for a vehicle | Masaharu Omagari, Tsuneo Kazikawa | 1986-12-16 |