Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9902030 | Vibration stop device | Koichi Amaya, Syuji Iizuka | 2018-02-27 |
| 9849513 | Moving type tail stock | Koichi Amaya, Syuji Iizuka | 2017-12-26 |
| 6674105 | Semiconductor memory device and method of forming the same | — | 2004-01-06 |