Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033594 | Change-speed construction for propelling system of work vehicle | Arinobu Ishida, Toshihiko Kusano, Toshiyuki Matsumoto, Shinichi Takeda, Hiroshi Nishikawa +1 more | 1991-07-23 |
| 4719974 | Walking operator type cultivator with automatic control stopper | Nobuhide Yanagawa | 1988-01-19 |