Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400695 | Exhaust gas control system of internal combustion engine and method of controlling exhaust gas control system of internal combustion engine | Yuji Yamaguchi | 2019-09-03 |
| 10342885 | Vehicular air cleaner | Kazuhiro Sugimoto, Hiroaki Katsumata | 2019-07-09 |
| 10202920 | Exhaust gas control system for internal combustion engine | Takayoshi Tanaka | 2019-02-12 |
| 10107163 | Exhaust gas purification apparatus for an internal combustion engine | — | 2018-10-23 |
| 9719388 | Exhaust cooling system for internal combustion engine | — | 2017-08-01 |
| 9446352 | Atmosphere-cleaning device for vehicles | Makoto Tomimatsu, Koichi Hoshi, Kazuhiro Sugimoto, Takuya Ookubo | 2016-09-20 |
| 9435256 | Control apparatus for an internal combustion engine | — | 2016-09-06 |
| 9404450 | Air purification device for vehicles | Kazuhiro Sugimoto | 2016-08-02 |
| 9295937 | Vehicle atmosphere purifying apparatus | Kazuhiro Sugimoto, Hiroaki Katsumata | 2016-03-29 |
| 9273640 | Exhaust gas control apparatus for internal combustion engine | Keisuke Sano | 2016-03-01 |
| 9162003 | Air purification device for vehicle | Kazuhiro Sugimoto, Hiroaki Katsumata | 2015-10-20 |
| 9061081 | Atmosphere-cleaning device equipped on vehicle and method for manufacturing same | Kazuhiro Sugimoto, Kazuhiro Fukumoto, Kenichirou Suzuki | 2015-06-23 |
| 9057331 | Control device for internal combustion engine | Koichi Hoshi, Takashi Watanabe | 2015-06-16 |
| 9034274 | Vehicular air cleaner | Kazuhiro Sugimoto, Hiroaki Katsumata | 2015-05-19 |
| 8999255 | Air purification system for vehicle | Koichi Hoshi, Hiroaki Katsumata, Kazuhiro Sugimoto, Kayoko Takada, Ippei Fukutomi | 2015-04-07 |
| 8925305 | Exhaust device for an internal combustion engine | Koichi Hoshi, Keisuke Sano | 2015-01-06 |
| 8918268 | Malfunction detecting device for internal combustion engine | — | 2014-12-23 |
| 8812219 | Control apparatus for internal combustion engine | — | 2014-08-19 |
| 8789357 | Catalyst deterioration detection apparatus and method | — | 2014-07-29 |
| 8601985 | Exhaust gas cooling adapter | Yukihiro Takahashi, Koichi Hoshi | 2013-12-10 |
| 8555863 | Control device for internal combustion engine | Yusuke Nakayama, Keisuke Sano | 2013-10-15 |
| 8560170 | Method for estimating amount of heat received by refrigerant and controller | Koichi Hoshi | 2013-10-15 |