| 6681794 |
Unloading valve |
Mitsuhisa Tougasaki, Yoshizumi Nishimura, Kinya Takahashi |
2004-01-27 |
| 6453585 |
Hydraulic drive device of working machine |
Kinya Takahashi, Yoshizumi Nishimura, Mitsuhisa Tougasaki |
2002-09-24 |
| 6438952 |
Hydraulic circuit device |
Mitsuhisa Tougasaki, Yoshizumi Nishimura, Kinya Takahashi |
2002-08-27 |
| 6422009 |
Pump capacity control device and valve device |
Mitsuhisa Tougasaki, Yoshizumi Nishimura, Kinya Takahashi |
2002-07-23 |
| 6408876 |
Control valve |
Yoshizumi Nishimura, Kinya Takahashi, Mitsuhisa Tougasaki |
2002-06-25 |
| 6378302 |
Hydraulic circuit system |
Mitsuhisa Tougasaki, Yoshizumi Nishimura, Kinya Takahashi |
2002-04-30 |
| 6327959 |
Directional control valve device |
Kinya Takahashi, Yoshizumi Nishimura, Nobuhiko Ichiki, Mitsuhisa Tougasaki |
2001-12-11 |
| 6244048 |
Hydraulique drive device |
Sotaro Tanaka, Gen Yasuda, Masami Ochiai, Hideyo Kato |
2001-06-12 |
| 6135149 |
Pressure compensating valves |
Yoshizumi Nishimura, Nobuhiko Ichiki, Minoru Aoki, Kinya Takahashi |
2000-10-24 |
| 5957159 |
Directional control valve with flow distribution valves |
Kinya Takahashi, Yoshizumi Nishimura, Nobuhiko Ichiki, Minoru Aoki |
1999-09-28 |
| 5921165 |
Hydraulic control system |
Kinya Takahashi, Nobuhiko Ichiki, Wataru OTSU, Hiroshi Matsuzaki |
1999-07-13 |
| 5485724 |
Hydraulic drive system |
Wataru Ohtsu, Nobuhiko Ichiki, Kazuyuki Ino, Hiroshi Matsuzaki, Kinya Takahashi |
1996-01-23 |
| 5433076 |
Hydraulic control valve apparatus and hydraulic drive system |
Genroku Sugiyama, Toichi Hirata, Masami Ochiai |
1995-07-18 |
| 5333449 |
Pressure compensating valve assembly |
Kinya Takahashi, Kazuyuki Ino |
1994-08-02 |
| 5140815 |
Valve apparatus |
Genroku Sugiyama, Toichi Hirata, Hideaki Tanaka, Kazumasa Yuasa |
1992-08-25 |
| 5083430 |
Hydraulic driving apparatus |
Toichi Hirata, Hideaki Tanaka, Genroku Sugiyama |
1992-01-28 |
| 4945723 |
Flow control valves for hydraulic motor system |
Eiki Izumi, Toichi Hirata, Masahiko Shimotori |
1990-08-07 |
| 4942900 |
Pressure control valve |
Kazumasa Yuasa, Wataru Ootu, Kinya Takahashi |
1990-07-24 |
| 4938022 |
Flow control system for hydraulic motors |
Toichi Hirata |
1990-07-03 |