Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10378560 | Hydraulic system for work machine | Yoshimitsu Tanaka, Kunihiko Bito, Toshiaki Otani, Yuji Kawano, Masaru Kumatani +6 more | 2019-08-13 |
| 10106958 | Working machine | Daisuke Matsumiya, Kiyoshi Matsui, Teruo Kunizawa, Fukusui Rin, Shigeru Kobayashi +2 more | 2018-10-23 |
| 9327582 | Working machine having a condenser and protection cover | Daisuke Matsumiya, Kiyoshi Matsui, Shiro Watanabe, Junichi Fujiwara | 2016-05-03 |