Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7466337 | Construction machine | Hiroshi Sawada, Hajime Katou, Toshio Yokoyama | 2008-12-16 |
| 6725581 | Construction equipment | Masami Naruse, Naritoshi Ohtsukasa, Junsei Tanaka | 2004-04-27 |
| 6334085 | Data processing unit for construction machine | Koichi Kawamura | 2001-12-25 |