Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296015 | Speed controller with pilot check valve | Shizuo Mori | 2001-10-02 |
| 6293180 | Speed controller with pilot check valve | Shizuo Mori | 2001-09-25 |
| 6131610 | Speed controller with pilot check valve | Shizuo Mori | 2000-10-17 |