Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914386 | Method of controlling a gate valve | Katsuyuki Saitoh, Hideaki Nagai, Mitsuhiro Ikeda | 2021-02-09 |
| 10808865 | Controlling method of driving a vacuum valve | Hideaki Nagai | 2020-10-20 |
| 10746307 | Method of controlling a gate valve | Hideaki Nagai, Katsuyuki Saitoh, Shuichi Araki, Yoshinori Tobita, Mitsuhiro Ikeda | 2020-08-18 |