Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10858804 | Work machine | Hiroki Takeuchi, Kouji Ishikawa, Shuuichi MEGURIYA, Tarou AKITA | 2020-12-08 |
| 10801187 | Work machine | Ryuu Narikawa, Kouji Ishikawa, Daito Sakai, Takahiko Kurose | 2020-10-13 |
| 10774502 | Work machine | Daito Sakai, Ryuu Narikawa, Kouji Ishikawa | 2020-09-15 |
| 10626578 | Work machine | Ryuu Narikawa, Shuuichi MEGURIYA, Tarou AKITA, Kouji Ishikawa | 2020-04-21 |
| 10563378 | Hydraulic system for work machines | Hidekazu Moriki, Shinya Imura, Hiroaki AMANO, Kouji Ishikawa | 2020-02-18 |