Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033298 | Hydraulic valve equipment of working vehicle | — | 2011-10-11 |
| 7124867 | Traveling transmission of working vehicle | Gen Yoshii, Takumi Fujita | 2006-10-24 |
| 6786317 | Hydraulic clutch assembly | Takumi Fujita | 2004-09-07 |
| 6634990 | Method of controlling hydraulic pressure in speed change mechanism having hydraulic clutches | Katsunori Katou | 2003-10-21 |
| 6581744 | Transmission system in working vehicles | — | 2003-06-24 |
| 6553759 | Transmission for a working vehicle | — | 2003-04-29 |
| 6530290 | Speed change control device for tractors | Takumi Fujita | 2003-03-11 |
| 6491604 | Method of controlling hydraulic pressure in speed change mechanism having hydraulic clutch | Katsunori Katou | 2002-12-10 |
| 6487924 | Transmission assembly for working vehicles | Takumi Fujita | 2002-12-03 |
| 6364045 | Front wheel drive clutch for tractors | Takumi Fujita | 2002-04-02 |
| 6360623 | Transmission system in working vehicles | — | 2002-03-26 |
| 6314827 | Transmission for a working vehicle | — | 2001-11-13 |
| 6233931 | Transmission for a working vehicle | — | 2001-05-22 |
| 6199653 | Four-wheel driven vehicle | Masahisa Kawamura | 2001-03-13 |
| 6164396 | Traveling operation device for a working vehicle | — | 2000-12-26 |
| 6125961 | Four-wheel drive vehicle | — | 2000-10-03 |
| 6119552 | Transmission for a working vehicle | — | 2000-09-19 |
| 6044720 | Drive transmission assembly for working vehicles | — | 2000-04-04 |
| 5937697 | Power take-off assembly for tractors | — | 1999-08-17 |
| 5913950 | Transmission for a working vehicle | — | 1999-06-22 |
| 5690001 | Transmission assembly for tractors | — | 1997-11-25 |
| 5669479 | Oil supply system for working vehicles | — | 1997-09-23 |
| 5644954 | Transmission assembly for tractors | — | 1997-07-08 |
| 5599247 | Transmission assembly for tractors | — | 1997-02-04 |
| 5394699 | Axle driving apparatus | — | 1995-03-07 |