Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8753016 | Rolling bearing, grease supply system, spindle unit, grease supply method, and grease supply program | Naoki Matsuyama, Saburou Azumi, Yuu Koiwa, Yasushi Morita, Yoshifumi Inagaki +3 more | 2014-06-17 |
| 8052362 | Main shaft device and machine tool with the same | Sumio Sugita, Yoshifumi Inagaki, Yasushi Morita | 2011-11-08 |
| 7690873 | Main shaft device and machine tool with the same | Sumio Sugita, Yoshifumi Inagaki, Yasushi Morita | 2010-04-06 |
| 7311482 | Main shaft device and machine tool with the same | Sumio Sugita, Yoshifumi Inagaki, Yasushi Morita | 2007-12-25 |