Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453585 | Hydraulic drive device of working machine | Kinya Takahashi, Yusaku Nozawa, Mitsuhisa Tougasaki | 2002-09-24 |
| 6438952 | Hydraulic circuit device | Yusaku Nozawa, Mitsuhisa Tougasaki, Kinya Takahashi | 2002-08-27 |
| 6422009 | Pump capacity control device and valve device | Yusaku Nozawa, Mitsuhisa Tougasaki, Kinya Takahashi | 2002-07-23 |
| 6408876 | Control valve | Yusaku Nozawa, Kinya Takahashi, Mitsuhisa Tougasaki | 2002-06-25 |
| 6378302 | Hydraulic circuit system | Yusaku Nozawa, Mitsuhisa Tougasaki, Kinya Takahashi | 2002-04-30 |