Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186028 | Hydrodynamic bearing device | Takafumi Asada, Tsutomu Hamada, Hideaki Ohno | 2007-03-06 |
| 5924188 | Method of manufacturing bottomed hollow cylinder using a press | Kouichi Inoue, Toshikazu Shogase, Makoto Sunouchi, Takeshi Yoshikawa | 1999-07-20 |