Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7659677 | Rotation brake method and device for working machine | Masayuki Komiyama, Naoki Sugano, Koji Inoue | 2010-02-09 |
| 7345441 | Rotation-type working machine | — | 2008-03-18 |
| 7067999 | Rotation control device of working machine | Naoki Sugano, Koji Inoue, Mamoru Uejima | 2006-06-27 |
| 6989640 | Actuator driving device of working machine | — | 2006-01-24 |
| 6969921 | Working machine | — | 2005-11-29 |
| 6851207 | Construction machinery | — | 2005-02-08 |
| 6666022 | Drive device of working machine | Masami Hideura, Etsujiro Imanishi | 2003-12-23 |
| 6170681 | Swing type machine and method for setting a safe work area and a rated load in same | — | 2001-01-09 |
| 5355707 | Rolling mill and method for operating rolling mill | Tetsuo Inoue, Tohru Yoshioka, Akira Nohara | 1994-10-18 |
| 5282136 | Vertical releasing control device of crane hanging load | Hiroshi Zui, Eiko Hirooka, Koichi Fukushima | 1994-01-25 |
| 5272877 | Method and apparatus for controlling swing stop of upper swing body in construction machine | Kouichi Fukushima | 1993-12-28 |
| 5251768 | Method and device for controlling braking of an upper rotary body of a construction machine and a device for calculating the inclination angle of the upper rotary body | Kouichi Fukushima | 1993-10-12 |
| 5217126 | Safety apparatus for construction equipment | Norihiko Hayashi | 1993-06-08 |
| 5159813 | Slewing control device for crane | Koichi Fukushima | 1992-11-03 |
| 5160056 | Safety device for crane | Norihiko Hayashi, Hideki Kinugawa | 1992-11-03 |
| 5063742 | Method of controlling swing motion of a revolving superstructure and hydraulic control system for carrying out same | — | 1991-11-12 |
| 5062266 | Slewing control device for crane | — | 1991-11-05 |