Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10280589 | Hydraulic drive apparatus for construction machine | — | 2019-05-07 |
| 9394666 | Construction machine with working attachment | — | 2016-07-19 |
| 8441471 | Light source device and display device including the same | — | 2013-05-14 |
| 8336305 | Hydraulic drive device and working machine with the same | Yuuji Matsuura, Naoki Sugano, Takao Nanjo, Hiroshi Togo | 2012-12-25 |
| 7878770 | Hydraulic circuit of construction machine | — | 2011-02-01 |
| 7610755 | Hydraulic control apparatus of working machine | Etsujiro Imanishi, Naoki Sugano, Takao Nanjo | 2009-11-03 |
| 7594395 | Hydraulic control device for working machine | Yutaka Toji | 2009-09-29 |
| 7513109 | Hydraulic controller for working machine | Yutaka Toji, Yoichiro Yamazaki, Koji Yamashita, Koji Ueda | 2009-04-07 |
| 7499783 | Hydraulic control apparatus for hydraulic excavator | — | 2009-03-03 |
| 7284371 | Hydraulic control system for working machine | Yutaka Toji, Yoichiro Yamazaki | 2007-10-23 |
| 7178333 | Hydraulic control system for hydraulic excavator | — | 2007-02-20 |
| 7174711 | Hydraulic control system and construction machine | Takao Nanjo, Naoki Sugano, Etsujiro Imanishi, Yutaka Toji | 2007-02-13 |
| 7168246 | Hydraulic control device for working machine | Yutaka Toji | 2007-01-30 |
| 7131453 | Hydraulic valve device and method for assembling the same | Yutaka Toji | 2006-11-07 |
| 7059125 | Hydraulic controller for construction machine | Koji Yamashita, Saburo Senoo | 2006-06-13 |
| 6837140 | Control system and method for hydraulic working machine | Kazuhiko Fujii, Naoki Sugano, Etsujiro Imanishi | 2005-01-04 |
| 6708490 | Hydraulic system for construction machine | Yutaka Toji | 2004-03-23 |
| 6688102 | Traveling control device | — | 2004-02-10 |
| 6655135 | Construction machine | — | 2003-12-02 |