Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9837941 | Engine generator | Kenji Ogata, Toshifumi Ise, Yushi Miura | 2017-12-05 |
| 9181911 | Gas engine system with detection function of abnormality occurrence of gas pressure detection mechanism | Kenji Ogata, Shohei Amakawa, Masato Watanabe, Hiroyuki Okada | 2015-11-10 |
| 9025297 | Surge protection circuit in three-phase four-wire circuit | Masaaki Ono, Kenji Ogata, Keisuke Kawakita | 2015-05-05 |
| 8643984 | Engine system in which transformer is arranged in independent ventilation path | Keisuke Kawakita, Tatsuya Kawano, Masaaki Ono | 2014-02-04 |
| 8487457 | Engine system | Tatsuya Kawano, Masaaki Ono | 2013-07-16 |
| 7146256 | Power source switching unit and power source management system comprising it | Shinji Hibi, Masayoshi Tokiwa, Tadatatsu Kanemoto, Yasunori Goda, Mamoru Fukae +1 more | 2006-12-05 |
| 6927499 | Power generator and system comprising it | Shinji Hibi, Masayoshi Tokiwa, Tadatatsu Kanemoto, Hiroshi Yoshimoto, Kozo Yamamuro +1 more | 2005-08-09 |