Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10794403 | Composite valve for direct attachment to port of hydraulic apparatus | Hirosuke Yamada | 2020-10-06 |
| 10458560 | Pilot check valve | Hirosuke Yamada, Hitoshi Yamamoto | 2019-10-29 |
| 7711453 | Positioning control system and filter | Kazuo Nakano, Nobuhiro Fujiwara, Hiroshi Miyachi, Masatoshi Hatakeyama | 2010-05-04 |
| 7690869 | Non-contact transport apparatus | Katsuaki Takahashi, Masayuki Hosono, Kazuo Nakano | 2010-04-06 |
| 7062832 | High-speed driving method of pressure cylinder | Hiroshi Miyachi, Nobuhiro Fujiwara, Daisuke Matsumoto | 2006-06-20 |
| 6799501 | High speed driving method and apparatus of pressure cylinder | Nobuhiro Fujiwara, Daisuke Matsumoto | 2004-10-05 |
| 6786237 | Air servo valve | Hisashi Yajima, Nobuhiro Fujiwara, Daisuke Matsumoto, Hiroshi Miyachi | 2004-09-07 |
| 6439262 | Pressure-adjusting mechanism | Masayuki Hosono, Toshio Sato | 2002-08-27 |