Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638908 | Apparatus for adjusting between crawler tracks of a working vehicle | Shizuo Shimoie | 1997-06-17 |
| D375103 | Backhoe | Shizuo Shimoie | 1996-10-29 |
| D354497 | Backhoe | Tadashi Kusunoki | 1995-01-17 |
| D312468 | Power shovel | Yoshinobu Tabuchi, Kazuhiko Tsuji, Siro Sugiyama | 1990-11-27 |