Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885099 | Drift-prevention valve device, blade device, and working machine | Koichi KIYASU, Hiroshi Maeda | 2024-01-30 |
| 11428333 | Valve apparatus and fluid pressure system equipped therewith | Koichi KIYASU | 2022-08-30 |
| 10473125 | Hydraulic actuator control circuit | Hideki Nakajima, Naoki Kuroda | 2019-11-12 |
| 10415214 | Hydraulic circuit and working machine | Kouji Kishida, Mitsuhiro Toyoda, Yoshihiko Hata, Yuya Kanenawa, Nobuaki Matoba | 2019-09-17 |
| 10337532 | Split spool valve | Pengfei Ma, Aleksandar Egelja, Justin Douglas Speichinger, Tetsuya Yoshino, Hideki Nakajima +4 more | 2019-07-02 |