Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106256 | Step device in miniature shovel car | Yoshiaki Murakami, Takahisa Murakami, Seiji Nishihara | 1992-04-21 |
| 4981047 | Control unit for a construction machine | Rinta Denda, Masaharu Nishimoto, Kazuyuki Doi | 1991-01-01 |