Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378751 | Shovel | Ryuji Shiratani | 2025-08-05 |
| 12018460 | Excavator | Ryuji Shiratani | 2024-06-25 |
| 10053835 | Shovel | Hideto Magaki, Ryuji Shiratani | 2018-08-21 |
| 9995318 | Hybrid shovel and hybrid shovel control method | Hideto Magaki, Ryuji Shiratani | 2018-06-12 |
| 9481981 | Shovel | Hideto Magaki, Ryota Kurosawa | 2016-11-01 |
| 9464409 | Shovel | Hideto Magaki, Ryota Kurosawa | 2016-10-11 |
| 9407174 | Shovel and method of controlling shovel | — | 2016-08-02 |
| 9382691 | Hybrid work machine and method of controlling same | Koji Kawashima, Yuta Sugiyama, Hideto Magaki, Ryuji Shiratani | 2016-07-05 |
| 9340957 | Shovel including a display device | Hideto Magaki, Ryota Kurosawa | 2016-05-17 |
| 9284717 | Swivel control apparatus and method | Takashi Umeda, Ryuji Shiratani | 2016-03-15 |
| 9127434 | Electrical swivel working machine | Ryuji Shiratani, Ryota Kurosawa | 2015-09-08 |
| 9108516 | Working machine | Yuta Sugiyama, Hideaki Yuasa | 2015-08-18 |
| 9103094 | Hybrid work machine and method of controlling same | Hideto Magaki, Noriyuki Sakai | 2015-08-11 |
| 8818648 | Hybrid construction machine | Kyoko Takanashi, Hideaki Yuasa | 2014-08-26 |
| 8639404 | Working machine | Yuta Sugiyama, Hideaki Yuasa | 2014-01-28 |
| 8543296 | Turning drive control unit and construction machine including same | — | 2013-09-24 |
| 8473165 | Turning drive control apparatus and construction machine including the same | Hiroso Shono, Noriyuki Nishiyama | 2013-06-25 |
| 8437923 | Rotation drive control unit and construction machine including same | Hiroso Shono | 2013-05-07 |
| 7742272 | Handling machine using lifting magnet | Takashi Kubo, Hiroshi Ishiyama, Tadao Komoriya | 2010-06-22 |