Issued Patents All Time
Showing 25 most recent of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415515 | Determining emotion of a driver during driving assistance | Hiroshi Oyagi, Shinya SHIRATORI, Norimi Asahara | 2025-09-16 |
| 12396389 | Mowing device with a rotary fan and related features | Nozomu Akiyama | 2025-08-26 |
| 12396388 | Electric work vehicle | Masahiro Yamada, Makoto Odagiri | 2025-08-26 |
| 12297764 | Exhaust purifying apparatus for internal combustion engine | Hiroshi Oyagi, Kazuhiko Seguchi | 2025-05-13 |
| 12286921 | Exhaust gas control apparatus for internal combustion engine | Kazuhiko Seguchi, Hiroshi Oyagi, Akira Hojo | 2025-04-29 |
| 12275424 | Control device | Hiroshi Oyagi, Shinya SHIRATORI, Norimi Asahara | 2025-04-15 |
| 12261466 | Storage battery monitoring device and method for maintaining storage battery monitoring device | Yuya KIHIRA, Kazuo HARUKI, Ibuki WATANO | 2025-03-25 |
| 12201058 | Riding grass mower with rotary blade drive selection unit | Kazuhiro Ochi | 2025-01-21 |
| 12120982 | Electric work vehicle and mower unit | Katsuhiko Uemura, Kazuaki Matsuda, Yasuhiro Manji | 2024-10-22 |
| 11981307 | Work vehicle | Yasuhiro Manji, Masahiro Yamada | 2024-05-14 |
| 11850945 | Power supply device for electric work vehicle | Takumi Yamamoto, Tomohiko Hisakuni, Masahiro Yamada | 2023-12-26 |
| 11828809 | Storage battery monitoring apparatus and storage battery monitoring method | Kenta YOSHIMOTO, Shuichi Takemoto, Yuya KIHIRA | 2023-11-28 |
| 11794563 | Battery attachment mechanism | Masahiro Yamada | 2023-10-24 |
| 11770013 | Stand for charger | Tomohiko Hisakuni | 2023-09-26 |
| 11753058 | Movement assisting tool | Kazutomo Miyaguchi | 2023-09-12 |
| 11690317 | Cutter blade of mower | Motosumi Shiotsuki | 2023-07-04 |
| 11632906 | Electric grass cutting machine | Katsuhiko Uemura, Kazuaki Matsuda | 2023-04-25 |
| 11623505 | Electric work vehicle | Masahiro Yamada, Makoto Odagiri | 2023-04-11 |
| 11597275 | Work vehicle | Masahiro Yamada, Tomohiko Hisakuni | 2023-03-07 |
| 11589505 | Housing and electric mower | Kazuaki Matsuda | 2023-02-28 |
| 11588188 | Battery unit | Tomohiko Hisakuni | 2023-02-21 |
| 11582909 | Mower unit | Kazuaki Matsuda | 2023-02-21 |
| 11536211 | Powertrain system | Shintaro Hotta, Takashi Kawai, Shunsuke Fushiki, Hideto WAKABAYASHI | 2022-12-27 |
| 11486420 | Electric work vehicle | Katsuhiko Uemura, Yasuhiro Manji, Kazuaki Matsuda | 2022-11-01 |
| 11485212 | Electric work vehicle | Junichi Yamanaka, Kazuaki Matsuda | 2022-11-01 |