Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615960 | Rotation control device, rotation control method and construction machine | Tadashi Kawaguchi, Hiroaki Inoue | 2009-11-10 |
| 7362071 | Rotation control device, rotation control method and construction machine | Tadashi Kawaguchi | 2008-04-22 |
| 6959241 | Engine control device | Koichiro Itow, Hikosaburou Hiraki | 2005-10-25 |