Issued Patents 2020
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837159 | Construction machine | Shinji Ishihara, Shinji Nishikawa, Hiroaki AMANO | 2020-11-17 |
| 10794046 | Work machine | Kouji Ishikawa, Hiroshi Sakamoto, Yasuhiko Kanari | 2020-10-06 |
| 10787790 | Work machine | Seiji Hijikata | 2020-09-29 |
| 10760246 | Work machine | Seiji Hijikata, Kouji Ishikawa | 2020-09-01 |
| 10668802 | Hybrid construction machine | Shinji Nishikawa, Masafumi HITA, Hiroaki AMANO | 2020-06-02 |
| 10584722 | Hydraulic fluid energy regeneration apparatus of work machine | Seiji Hijikata, Kouji Ishikawa, Takatoshi Ooki | 2020-03-10 |
| 10563378 | Hydraulic system for work machines | Hidekazu Moriki, Shiho Izumi, Hiroaki AMANO, Kouji Ishikawa | 2020-02-18 |
| 10557251 | Work machine | Shinji Nishikawa, Manabu Edamura, Kouji Ishikawa, Masatoshi Hoshino, Shinji Ishihara | 2020-02-11 |
| 10526767 | Construction machine | Seiji Hijikata, Kouji Ishikawa | 2020-01-07 |
| 10526768 | Hydraulic energy regeneration system for work machine | Seiji Hijikata, Kouji Ishikawa | 2020-01-07 |