Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557277 | Hydraulic circuit of working machine | Yoshiyuki Hibi, Yorimichi Kubota, Shinya Nozaki | 2003-05-06 |
| 6546325 | Device for controlling a working arm of a working machine | Yorimichi Kubota, Shinya Nozaki, Yoshikazu Kurokawa | 2003-04-08 |