Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224033 | Work automation apparatus for hydraulic drive machines | Kentaro Nakamura, Kiyoshi Note, Koichi Yamashita, Shinji Maeda | 1993-06-29 |
| 4904161 | Apparatus for controlling hydrualic pump | Kentaro Nakamura, Takaichi Saigo, Katsumi Yoshida | 1990-02-27 |
| 4634332 | Automatic control system for a loading and unloading vehicle | Norio Ueda, Akira Nemoto | 1987-01-06 |
| 4456088 | Unmanned vehicle travel control device | Tetsuya Nishiki | 1984-06-26 |
| 4253541 | Steering control system for an unmanned vehicle | Katsuhiro Iida, Shinichi Hitomi | 1981-03-03 |