Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428817 | Hydraulic circuit of a construction machinery | Koichi KIYASU | 2025-09-30 |
| 12429071 | Pilot pressure control device | Toshikazu KOGA | 2025-09-30 |
| 12410588 | Hydraulic control system in working machine | Koichi KIYASU | 2025-09-09 |
| 12366054 | Hydraulic control system in working machine | Koichi KIYASU | 2025-07-22 |
| 12345019 | Hydraulic control system in working machines | Koichi KIYASU, Toshikazu KOGA | 2025-07-01 |
| 12320372 | Calibration system and calibration method in hydraulic system | Koichi KIYASU | 2025-06-03 |