Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11107301 | Operation management system and method for disclosing operational information | Yoichiro Yamazaki | 2021-08-31 |
| 10876275 | Construction machine | Yoichiro Yamazaki, Reona TAKAMURA | 2020-12-29 |
| 9624647 | Slewing-type working machine | Koji Yamashita, Kazushige Koiwai, Koji Ueda, Kengo Maeda | 2017-04-18 |
| 9366010 | Slewing-type working machine | — | 2016-06-14 |
| 9304969 | Hybrid construction machine | Takayuki Doi, Naoki Goto | 2016-04-05 |
| 8880265 | Hybrid construction machine | Naoki Goto, Yoichiro Yamazaki, Takayuki Doi | 2014-11-04 |
| 8826653 | Slewing type working machine | Yusuke KAMIMURA | 2014-09-09 |
| 8826656 | Slewing type working machine | Koji Ueda, Koji Yamashita, Yoichiro Yamazaki, Yusuke KAMIMURA | 2014-09-09 |
| 8798872 | Rotation control device for working machine | Masayuki Kagoshima | 2014-08-05 |
| 8752373 | Slewing type working machine | Koji Yamashita, Koji Ueda, Yoichiro Yamazaki, Yusuke KAMIMURA | 2014-06-17 |
| 8405328 | Slewing control device and working machine incorporated with the same | Natsuki Yumoto, Yoshiyasu Umezu, Masayuki Kogashima | 2013-03-26 |
| 8286740 | Hybrid working machine | Masayuki Kagoshima, Keisuke Shimomura | 2012-10-16 |
| 8190334 | Rotation control device and working machine therewith | Masayuki Kagoshima, Akira Tsutsui | 2012-05-29 |
| 7745947 | Hybrid working machine | Masayuki Kagoshima | 2010-06-29 |
| 7728449 | Hybrid working machine | Masayuki Kagoshima | 2010-06-01 |
| 7669413 | Hybrid construction machine | Masayuki Kagoshima | 2010-03-02 |
| 7659677 | Rotation brake method and device for working machine | Hideaki Yoshimatsu, Naoki Sugano, Koji Inoue | 2010-02-09 |
| 7559271 | Working machine | Toshio Sora | 2009-07-14 |
| 7525206 | Power source device for working machine | Masayuki Kagoshima, Toshio Sora | 2009-04-28 |
| 7487023 | Construction machine | Masayuki Kagoshima | 2009-02-03 |
| 7388301 | Construction machine | Tetsunori Manabe, Akihito Mino | 2008-06-17 |
| 7069673 | Hybrid construction equipment power control apparatus | Masayuki Kagoshima, Toshio Sora | 2006-07-04 |
| 6864663 | Hybrid vehicle power control apparatus and hybrid construction equipment using the power control apparatus | Toshio Sora, Masato Koyama, Michio Kataoka | 2005-03-08 |
| 6789335 | Shovel | Hideki Kinugawa, Hirokazu Araya, Masayuki Kagoshima | 2004-09-14 |
| 6635973 | Capacitor-equipped working machine | Masayuki Kagoshima, Hirokazu Araya, Hideki Kinugawa | 2003-10-21 |