Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8744695 | Fuel consumption saving control device for work vehicle and fuel consumption saving method for work vehicle | Takehiro Komatsu | 2014-06-03 |
| 8336444 | Hydraulic cylinder | Kazuya Imamura, Kuniaki Nakada, Mitsuo Yabe, Tomoya Watanabe, Teruyuki Hosoya | 2012-12-25 |
| 8043420 | Liquid tank | Akiko Konishi, Tatsuro Nohara, Katsumi Yokoo, Shotaro Ishii | 2011-10-25 |
| 7904224 | Excavator control mode switching device and excavator | Koutarou Sasano, Koichi Kawamura | 2011-03-08 |
| 7380626 | Service vehicle | Kouji Chikaishi, Akiko Konishi, Shotaro Ishii, Kazuhiro Yoshida | 2008-06-03 |
| 7168191 | Service vehicle with a walk-through to the outside | Kouji Chikaishi, Akiko Konishi, Shotaro Ishii, Kazuhiro Yoshida | 2007-01-30 |
| 7105044 | Fluid tank | Akiko Konishi, Shotaro Ishii, Kouji Chikaishi, Tatsuro Nohara | 2006-09-12 |
| 6912849 | Cylinder driving system and energy regenerating method thereof | Hiroaki Inoue, Koichiro Itow, Hikosaburo Hiraki, Hideaki Saito | 2005-07-05 |
| 6709046 | Supporting structure of an operator cab for a work machine | Kouji Okazawa, Mitsuhiko Kamado, Shinji Mitsuta | 2004-03-23 |
| 6182448 | Speed changing device for hydraulic driving apparatus and speed change control method thereof | Yasunori Ohkura, Hikosaburo Hiraki, Ryutaro Makida | 2001-02-06 |
| 5809846 | Method of power transmission in mechanical/hydraulic type transmission system | Yasunori Ohkura | 1998-09-22 |
| 5784883 | Method of controlling speed change of hydraulic drive device for vehicle and speed change device | Yasunori Ohkura, Hikosaburo Hiraki, Ryutaro Makida | 1998-07-28 |
| 5423655 | Working machine for hydraulic excavator | Hikosaburo Hiraki, Masayuki Moriyama | 1995-06-13 |
| 5266001 | Working machine for construction vehicles and method of operating the same | Hisashi Fukumoto, Kuniharu Fujii | 1993-11-30 |
| 5193416 | Mechanical-hydraulic transmission gear system and method of controlling power transmission using the system | — | 1993-03-16 |