Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347811 | Load-sensing active hydraulic control device for multiple actuators | Yoshimi Hasegawa, Kenichi Nishiumi, Hisato Naito, Hideshi Koiwai | 1994-09-20 |
| 5348049 | Input apparatus | Hideshi Koiwai, Susumu Narita | 1994-09-20 |