Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565484 | Device for attaching front working implement to vehicle body | Akio Hamada, Yoshiaki Matsuda | 1986-01-21 |
| 4470751 | Apparatus for attaching front loader to vehicle | Haruo Watanabe, Mikio Ishida, Akio Hamada | 1984-09-11 |