Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493112 | Construction machine management apparatus and construction machines management system | Hiroyuki Adachi, Toichi Hirata, Genroku Sugiyama, Hiroshi Onoue, Hideo Karasawa +3 more | 2009-02-17 |
| 7228125 | Construction machine management apparatus and construction machines management system | Hiroyuki Adachi, Toichi Hirata, Genroku Sugiyama, Hiroshi Onoue, Hideo Karasawa +3 more | 2007-06-05 |
| 7079982 | Working machine, trouble diagnosis system of working machine, and maintenance system of working machine | Hiroshi Ogura, Hiroshi Watanabe, Genroku Sugiyama, Hideo Karasawa, Yoshiyuki Umeno +3 more | 2006-07-18 |
| 6998957 | Security system of construction machinery | Koichi Shibata, Kiyoshi Ono, Genroku Sugiyama, Hiroyuki Adachi, Hideo Karasawa +2 more | 2006-02-14 |
| 5632190 | Burglarproof device for hydraulic machine | Kazuhiro Sunamura, Shigehiro Yoshinaga, Toichi Hirata | 1997-05-27 |
| 5267440 | Hydraulic control system for construction machine | Kazunori Nakamura, Yusuke Kajita, Toichi Hirata, Genroku Sugiyama, Hiroshi Onoue +3 more | 1993-12-07 |
| 5265569 | Prime mover rotational speed control system | Masaki Egashira, Masakazu Haga, Touichi Hirata | 1993-11-30 |
| 5048296 | Anti-vibration apparatus in a hydraulic system for boom cylinder of working apparatus | Kazuhiro Sunamura, Toichi Hirata | 1991-09-17 |
| 5036817 | Engine remote control system | Touichi Hirata, Akira Tatsumi, Masakazu Haga, Masaki Egashira, Hiroshi Watanabe | 1991-08-06 |
| 4955344 | Apparatus for controlling rotational speed of prime mover of construction machine | Akira Tatsumi, Toichi Hirata, Masaki Egashira, Hiroshi Watanabe | 1990-09-11 |