Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12268122 | Work vehicle and grass mowing machine | Kazuaki Matsuda, Yasuhiro Manji, Ryo Ikeda | 2025-04-08 |
| 12120982 | Electric work vehicle and mower unit | Hirokazu Ito, Kazuaki Matsuda, Yasuhiro Manji | 2024-10-22 |
| 11937538 | Work vehicle and grass mowing machine | Kazuaki Matsuda, Yasuhiro Manji, Ryo Ikeda | 2024-03-26 |
| 11747817 | Autonomous traveling work vehicle and field management system | Kanako Komori | 2023-09-05 |
| 11632906 | Electric grass cutting machine | Hirokazu Ito, Kazuaki Matsuda | 2023-04-25 |
| 11543829 | Work vehicle and base station | Takeshi Komorida, Hitoshi Aoyama, Hideya Umemoto, Kentaro Shinkai, Shinichi Yamada +2 more | 2023-01-03 |
| 11490562 | Grass mowing work evaluation system | Kazuaki Matsuda | 2022-11-08 |
| 11486420 | Electric work vehicle | Hirokazu Ito, Yasuhiro Manji, Kazuaki Matsuda | 2022-11-01 |
| 11452255 | Work vehicle | Hideya Umemoto, Hitoshi Aoyama, Takeshi Komorida, Kensuke Uemoto, Kentaro Shinkai +2 more | 2022-09-27 |
| 11258218 | Battery connector assembly and battery device | Hirokazu Ito, Yasuhiro Manji | 2022-02-22 |
| 11219163 | Lawn mower with enclosed clippings belt conveyor | Hirokazu Ito | 2022-01-11 |
| 11199844 | Management system and management method | Kensuke Uemoto, Nobuyuki Yoshii, Hideya Umemoto, Hitoshi Aoyama | 2021-12-14 |
| 11194336 | Work vehicle | Kensuke Uemoto, Takeshi Komorida, Nobuyuki Yoshii, Shinichi Yamada | 2021-12-07 |
| 11148518 | Electric work vehicle arrangement | Hirokazu Ito, Yasuhiro Manji | 2021-10-19 |
| 11119495 | Work area determination system for autonomous traveling work machine, autonomous traveling work machine and work area determination program | Nobuyuki Yoshii, Takeshi Komorida, Kensuke Uemoto, Kentaro Shinkai | 2021-09-14 |
| 11102928 | Electric work vehicle and mower unit | Hirokazu Ito, Kazuaki Matsuda, Yasuhiro Manji | 2021-08-31 |
| 10967903 | Electrically powered work vehicle | Hirokazu Ito | 2021-04-06 |
| 10925210 | Work vehicle for managing a lawn based on lawn activity | Kazuaki Matsuda | 2021-02-23 |
| 10656653 | Work area determination system for autonomous traveling work vehicle, the autonomous traveling work vehicle and work area determination program | Hitoshi Aoyama, Hideya Umemoto | 2020-05-19 |
| 10602660 | Work vehicle | Yasuhiro Manji, Kazuaki Matsuda | 2020-03-31 |
| 10477759 | Grass mower | Kazuaki Matsuda, Hirokazu Ito, Yasuhiro Manji | 2019-11-19 |
| 10334777 | Electric work vehicle | Hirokazu Ito | 2019-07-02 |
| 8028508 | Mower unit | Ryouzou Imanishi, Tomoyuki Morikawa, Nobuyuki Yamashita, Kazuaki Kurohara, Hiroshi Oshima | 2011-10-04 |
| 7980050 | Mower unit | Ryouzou Imanishi, Hiroaki Kitaguchi, Nobuyuki Yamashita, Hiroki Nagai, Hiroshi Oshima +4 more | 2011-07-19 |
| 7905080 | Grass collector for a mower | Nobuyuki Yamashita, Kazuaki Kurohara, Hiroki Nagai | 2011-03-15 |