Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8671986 | Hydraulic controller | Manabu Ogo, Naoki Kumazawa | 2014-03-18 |
| 5669282 | Hydraulic circuit for actuating materials handling machine | Manabu Ogo | 1997-09-23 |
| 4635532 | Speedup device for hydraulic control circuit systems | Tomoyuki Higuchi | 1987-01-13 |
| 4622886 | Hydraulic control circuit system | Yusuke Imada, Isamu Hiroe, Tomoyuki Higuchi, Seiichi Kato | 1986-11-18 |