Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11805723 | Working device and working machine having the same | Sumio Yagyu, Yukifumi Yamanaka | 2023-11-07 |
| 11540437 | Spraying support system for working machine | Sumio Yagyu, Takao Nakagawa, Masaru Kawane, Yukifumi Yamanaka | 2023-01-03 |