Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11497155 | Generator unit and working machine | Sumio Yagyu, Takashi Uchida, Yukifumi Yamanaka | 2022-11-15 |
| 11283381 | Power system for a work vehicle | Masaru Kawane, Sumio Yagyu, Takao Nakagawa, Yukifumi Yamanaka | 2022-03-22 |
| 11214152 | Working device and working machine having the same | Yukifumi Yamanaka, Sumio Yagyu | 2022-01-04 |