Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D725680 | Excavator | Satoru Mishio, Keiichi Nishihara | 2015-03-31 |
| 8327811 | Rotary working machine | — | 2012-12-11 |
| 7900730 | Rotary working machine | — | 2011-03-08 |
| 6729831 | Extremely-small-swing working machine | Takuzo Kawamura, Hiroyuki Ohtsuki, Mineaki Ogata, Hisaji Amanuma, Yasuyuki Oyamada | 2004-05-04 |