Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D663324 | Excavator | Seiichi Fuchita, Yuuji Shiomoto, Tomoya Kumagai | 2012-07-10 |
| 7992384 | Hydraulic control device of construction machinery | Yoshiaki ITAKURA, Masahiko Hoshiya, Yuki Yokoyama | 2011-08-09 |
| 7520130 | Hydraulic pressure control device of construction machine | Kazuhiro Hatake | 2009-04-21 |
| 6725581 | Construction equipment | Masami Naruse, Naritoshi Ohtsukasa, Seiya Haga | 2004-04-27 |