Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9925913 | Tractor headlight device | Yoshiaki Kurokawa | 2018-03-27 |
| D775672 | Tractor | Kiyoyuki Okuyama | 2017-01-03 |
| D771150 | Tractor | Kiyoyuki Okuyama | 2016-11-08 |
| D767645 | Bonnet for tractor | Kiyoyuki Okuyama, Yoshiaki Kurokawa | 2016-09-27 |