Issued Patents All Time
Showing 1–25 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493978 | Traveling hydraulic working machine | Tsuyoshi Nakamura, Genroku Sugiyama, Kazunori Nakamura | 2009-02-24 |
| 7493112 | Construction machine management apparatus and construction machines management system | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Onoue, Hideo Karasawa, Koichi Shibata +3 more | 2009-02-17 |
| 7370475 | Traveling hydraulic working machine | Tsuyoshi Nakamura, Kazunori Nakamura, Genroku Sugiyama, Kentaro Itoga | 2008-05-13 |
| 7228125 | Construction machine management apparatus and construction machines management system | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Onoue, Hideo Karasawa, Koichi Shibata +3 more | 2007-06-05 |
| 7171188 | Communication system for working machines | Hiroshi Watanabe, Koichi Shibata, Genroku Sugiyama, Hiroyuki Adachi, Hideki Komatsu +1 more | 2007-01-30 |
| 7127888 | Hydraulic drive unit | Yusuke Kajita, Kazunori Nakamura | 2006-10-31 |
| 7050893 | Method of detection of actual operating time of machinery deployed at construction sites, data collection and management system, and base station | Hiroshi Watanabe, Koichi Shibata, Hiroyuki Adachi, Genroku Sugiyama | 2006-05-23 |
| 7020553 | Signal processing system for construction machine | Kazunori Nakamura, Yasushi Arai, Yoichi Kowatari, Gen Yasuda, Hiroshi Watanabe | 2006-03-28 |
| 7010403 | Construction machine management system, and construction machine | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Koichi Shibata, Hideki Komatsu | 2006-03-07 |
| 7002465 | Security system of construction machine | Hideki Komatsu, Hiroyuki Adachi, Kazuhiro Shibamori, Koichi Shibata, Itsuo Kondo +5 more | 2006-02-21 |
| 6998957 | Security system of construction machinery | Koichi Shibata, Kiyoshi Ono, Genroku Sugiyama, Osamu Tomikawa, Hiroyuki Adachi +2 more | 2006-02-14 |
| 6907384 | Method and system for managing construction machine, and arithmetic processing apparatus | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Koichi Shibata, Hideki Komatsu +4 more | 2005-06-14 |
| 6898502 | System for changing function of work machine and base station | Hiroshi Watanabe, Koichi Shibata, Hiroyuki Adachi, Genroku Sugiyama, Hideki Komatsu | 2005-05-24 |
| 6832175 | Method for managing construction machine, and arithmetic processing apparatus | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Shuichi Miura, Koji Mitsuya +2 more | 2004-12-14 |
| 6810362 | Construction machine managing method and system, and arithmetic processing device | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Koichi Shibata, Hideki Komatsu | 2004-10-26 |
| 6728619 | Failure measure outputting method, output system, and output device | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Shuichi Miura, Koji Mitsuya +2 more | 2004-04-27 |
| 6643582 | Work management method, management system and management apparatus suited to work sites | Hiroyuki Adachi, Genroku Sugiyama, Hiroshi Watanabe, Koichi Shibata, Hideki Komatsu | 2003-11-04 |
| 6619037 | Hydraulic driving device of civil engineering and construction machinery | Tsukasa Toyooka, Genroku Sugiyama, Kouji Ishikawa, Masao Nishimura, Tsuyoshi Nakamura | 2003-09-16 |
| 6450284 | Cab for construction machinery | Tsuyoshi Sakyo, Takashi Nakagawa, Akitaka Takeuchi, Kazuhiko Hiraoka | 2002-09-17 |
| 6449884 | Method and system for managing construction machine, and arithmetic processing apparatus | Hiroshi Watanabe, Koichi Shibata, Hiroyuki Adachi, Genroku Sugiyama, Hideki Komatsu | 2002-09-17 |
| 6325450 | Operator's cab in construction machine | Tsuyoshi Sakyo, Kazuhisa Tamura, Jun Sonoda, Takashi Nakagawa | 2001-12-04 |
| 6220028 | Hydraulic drive system for hydraulic work vehicle | Kouji Ishikawa, Genroku Sugiyama, Tsukasa Toyooka, Tsuyoshi Nakamura, Yasuharu Gotou | 2001-04-24 |
| 6212886 | Hydraulic drive system and directional control valve apparatus in hydraulic machine | Genroku Sugiyama, Tsukasa Toyooka | 2001-04-10 |
| 6209949 | Operator's cab in construction machine | Tsuyoshi Sakyo, Kazuhisa Tamura, Jun Sonoda, Takashi Nakagawa | 2001-04-03 |
| 6206457 | Operator's cab for construction machines | Tsuyoshi Sakyo, Kazuhisa Tamura, Jun Sonoda | 2001-03-27 |