Issued Patents All Time
Showing 51–75 of 114 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 10472804 | Hydraulic control system of construction machine | Ryohei Yamashita, Kouji Ishikawa, Hidekazu Moriki, Hiroaki AMANO | 2019-11-12 |
| 10458097 | Hybrid work machine | Hiroaki AMANO, Ryouhei Yamashita, Shinji Ishihara, Shinji Nishikawa, Masafumi HITA | 2019-10-29 |
| 10450726 | Pump control system of work machine | Shinji Nishikawa, Hidekazu Moriki, Hiroaki AMANO | 2019-10-22 |
| 10435863 | Control system for construction machine | Shinji Ishihara, Masafumi HITA | 2019-10-08 |
| 10436229 | Hydraulic drive system for work machine | Seiji Hijikata, Kouji Ishikawa | 2019-10-08 |
| 10400426 | Hydraulic control system for construction machine | Ryohei Yamashita, Kouji Ishikawa, Hidekazu Moriki | 2019-09-03 |
| 10364550 | Hydraulic drive system of work machine | Hiroaki AMANO, Kouji Ishikawa, Hidekazu Moriki, Ryohei Yamashita, Seiji Hijikata | 2019-07-30 |
| 10364549 | Hybrid construction machine | Masafumi HITA, Shiho Izumi, Hidekazu Moriki, Hiroaki AMANO | 2019-07-30 |
| 10364547 | Hybrid work machine | Masafumi HITA, Hidekazu Moriki | 2019-07-30 |
| 10344458 | Hydraulic Drive System for work machine | Seiji Hijikata, Kouji Ishikawa | 2019-07-09 |
| 10329737 | Hybrid construction machine | Masafumi HITA, Shinji Nishikawa | 2019-06-25 |
| 10330128 | Hydraulic control system for work machine | Hidekazu Moriki, Tsutomu Udagawa, Ryohei Yamashita, Kouji Ishikawa | 2019-06-25 |
| 10316866 | Construction machine | Hiroaki AMANO, Ryouhei Yamashita, Shinji Nishikawa | 2019-06-11 |
| 10309079 | Hydraulic control system for work machine | Hidekazu Moriki, Kouji Ishikawa, Ryohei Yamashita | 2019-06-04 |
| 10301793 | Hydraulic drive system for work machine | Seiji Hijikata, Kouji Ishikawa, Takatoshi Ooki | 2019-05-28 |
| 10280594 | Hydraulic energy regeneration system for work machine | Seiji Hijikata, Kouji Ishikawa | 2019-05-07 |
| 10280593 | Hydraulic fluid energy regeneration device for work machine | Seiji Hijikata, Kouji Ishikawa, Takatoshi Ooki | 2019-05-07 |
| 10253479 | Hydraulic system for work machine | Tomoaki Kaneta, Kouji Ishikawa, Hidetoshi Satake | 2019-04-09 |
| 10227997 | Hydraulic drive system for work machine | Seiji Hijikata, Kouji Ishikawa | 2019-03-12 |
| 10221871 | Construction machinery | Hidetoshi Satake, Kouji Ishikawa, Seiji Hijikata, Takatoshi Ooki, Shinji Nishikawa | 2019-03-05 |
| 10161108 | Hydraulic fluid energy recovery system for work | Seiji Hijikata, Kouji Ishikawa, Takatoshi Ooki | 2018-12-25 |
| 10150465 | Hybrid construction machine | Masafumi HITA, Seiji Ishida, Ken Takeuchi | 2018-12-11 |