Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12419205 | Tractor having mechanical linkage for selective draft control or depth control | Daisuke Nakayama, Hironobu Nogami, Norihide Iwata, Naoto MANTOKU, Keita Ono | 2025-09-23 |
| 12295274 | Tractor | — | 2025-05-13 |
| 8905182 | Work vehicle having an exhaust treatment apparatus in an engine room | Koji Masumoto, Makoto Kubota | 2014-12-09 |
| 7648001 | Speed shift arrangement for work vehicle | Shigeo Shoen, Kenkichi Hirakawa, Takahiro Komine, Tadashi Nakamura | 2010-01-19 |
| 6752228 | Tractor with a cab | Hitoshi Aoyama, Seiichi Ishiizumi, Kuninosuke Iwata, Norihide Iwata, Takahiro Komine +2 more | 2004-06-22 |
| 4723623 | Four wheel drive vehicle | Akira Teraoka, Takashi Katayama | 1988-02-09 |