Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7059433 | Riding lawn mower | Toshiyuki Hasegawa, Travis Smith McCloud, Keith J. Andrews | 2006-06-13 |
| 7025162 | Hydraulically driven vehicle | Hideaki Okada | 2006-04-11 |
| 6990808 | Axle driving system | Hideaki Okada, Ryota Ohashi | 2006-01-31 |
| 6983815 | Axle driving unit including a free-standing center section | Norihiro Ishii, Ryota Ohashi | 2006-01-10 |
| 6951091 | Riding lawn mower | Norihiro Ishii | 2005-10-04 |
| 6889793 | Four wheel-drive vehicle | Hideaki Okada, Michio Tsukamoto | 2005-05-10 |
| 6874593 | Driving apparatus for speed changing and steering of a vehicle | Kerwyn Stoll | 2005-04-05 |
| 6830115 | Axle driving apparatus | Hideaki Okada, Norihiro Ishii, Krista Winfree | 2004-12-14 |
| 6755264 | Riding lawn mower | Toshiyuki Hasegawa, Travis Smith McCloud, Keith J. Andrews | 2004-06-29 |
| 6752236 | Axle driving unit for a lawn tractor | Norihiro Ishii, Ryota Ohashi | 2004-06-22 |
| 6745864 | Axle driving unit for a lawn tractor | Norihiro Ishii, Ryota Ohashi | 2004-06-08 |
| 6732828 | Hydraulically driven vehicle | Hideaki Okada | 2004-05-11 |
| 6715283 | Axle driving system | Hideaki Okada, Ryota Ohashi | 2004-04-06 |
| 6705080 | Axle driving apparatus | Norihiro Ishii, Ryota Ohashi | 2004-03-16 |
| 6659216 | Vehicle improved steering | Koji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Hirohiko Kawada +3 more | 2003-12-09 |
| 6651770 | Driving apparatus for speed changing and steering of a vehicle | Kerwyn Stoll | 2003-11-25 |
| 6648094 | Driving apparatus for speed changing and steering of a vehicle | Kerwyn Stoll | 2003-11-18 |
| 6648095 | Axle driving unit for a lawn tractor | Norihiro Ishii, Ryota Ohashi | 2003-11-18 |
| 6629577 | Driving apparatus for speed changing and steering of a vehicle | Kerwyn Stoll | 2003-10-07 |
| 6591936 | Driving apparatus for speed changing and steering of a vehicle | Kerwyn Stoll | 2003-07-15 |
| 6571555 | Axle driving apparatus | Norihiro Ishii, Ryota Ohashi | 2003-06-03 |
| 6568498 | Axle driving unit for a lawn tractor | Norihiro Ishii, Ryota Ohashi | 2003-05-27 |
| 6550242 | Axle driving apparatus | Norihiro Ishii, Ryota Ohashi | 2003-04-22 |
| 6540633 | Transmission for speed changing and steering of a vehicle | Toshiyuki Hasegawa, Travis Smith McCloud, Keith J. Andrews | 2003-04-01 |
| 6524205 | Integral-type hydraulic and mechanical transaxle apparatus for driving and steering a vehicle | Kohji Irikura, Norihiro Ishii, Ryota Ohashi, Kenichi Takada, Hirohiko Kawada +1 more | 2003-02-25 |