Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079294 | Operation lever | Hiroki Shinozaki, Daigoh Fujii | 2021-08-03 |
| 10753376 | Hydraulic cylinder spool valve device | Shuuji Hori, Mutsumi Ono, Hiroyuki Chikugo, Akira Hasebe, Junichi Fukushima +1 more | 2020-08-25 |
| 10695699 | Filter state estimation system and filter state estimation method | Yuuki Yokoyama | 2020-06-30 |
| 10100946 | Stroke detection device | Daigoh Fujii, Shuuji Hori | 2018-10-16 |
| 9909282 | Work vehicle | Kazeto Kumamoto | 2018-03-06 |
| 9598756 | Method for producing hot dip plated steel sheet and apparatus for hot dip plating | Tooru Oohashi, Satoshi Uchida, Katsuhiro Hamaguchi | 2017-03-21 |
| 9217448 | Cylinder position measuring device and cylinder position measuring method | Yuuki Yokoyama | 2015-12-22 |
| 9115483 | Hydraulic excavator and method for measuring stroke of hydraulic cylinder of hydraulic excavator | Yukihiro Sakuda, Satoru Shintani | 2015-08-25 |
| 7930943 | Differential pressure sensor | Mitsumasa Akashi | 2011-04-26 |
| 7757547 | Cylinder stroke position measurement device | Nobuyuki Nagahashi | 2010-07-20 |
| 7082758 | Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof | Yukio Shoji, Nobumi Yoshida | 2006-08-01 |
| 6681157 | Vehicle interference prevention device | — | 2004-01-20 |
| 6668157 | Data sharing equipment for mobile stations | Koji Takeda, Tomonori Ozaki | 2003-12-23 |
| 6625540 | Vehicle interference prevention device | — | 2003-09-23 |
| 6539294 | Vehicle guidance system for avoiding obstacles stored in memory | — | 2003-03-25 |
| 6502016 | Device for guiding vehicle | Tomonori Ozaki | 2002-12-31 |
| 6484078 | Vehicle travel route control system | — | 2002-11-19 |
| 6480769 | Vehicle travel control system | — | 2002-11-12 |
| 6347266 | Automatic traveling vehicle with object detector | — | 2002-02-12 |
| 6324462 | Speed controller for a self-traveling vehicle | — | 2001-11-27 |
| 6292725 | Interference preventing device for vehicle | Kiyoshi Kaneko, Shu Takeda, Masanori Tojima, Koji Takeda | 2001-09-18 |
| 6253128 | Interference prediction apparatus for unmanned vehicle | Yukio Okawa, Kazunori Kuromoto | 2001-06-26 |
| 6246932 | Vehicle monitor for controlling movements of a plurality of vehicles | Masanori Tojima, Kiyoshi Kaneko, Kazunori Kuromoto, Tomonori Ozaki | 2001-06-12 |
| 6226572 | Vehicle monitor | Masanori Tojima, Kiyoshi Kaneko | 2001-05-01 |
| 6127964 | Monitoring mechanism of obstacle detecting apparatus for vehicle | — | 2000-10-03 |