Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7117127 | Monitoring device and monitoring method for vacuum device | Hitoshi Fukube, Juntaro Arima | 2006-10-03 |
| 6925423 | Monitoring device and monitoring method for vacuum device | Hitoshi Fukube, Juntaro Arima | 2005-08-02 |