Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11286837 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2022-03-29 |
| 11261777 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2022-03-01 |
| 11255246 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2022-02-22 |
| 11236658 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2022-02-01 |
| 11215103 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2022-01-04 |
| 11199119 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-12-14 |
| 11149615 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-10-19 |
| 11149616 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-10-19 |
| 11105247 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-08-31 |
| 11105248 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-08-31 |
| 11067017 | Control device for internal combustion engine | Kazuya Suzuki | 2021-07-20 |
| 11047288 | Control device for internal combustion engine | Kazumasa Katoh, Kenji Igawa, Kentaro Mineo | 2021-06-29 |
| 10072544 | Deterioration diagnosis apparatus for the exhaust gas purification apparatus | Hirotaka Saitoh, Koji Hagiwara, Toru Kidokoro, Yasushi Iwazaki | 2018-09-11 |
| 10072553 | Deterioration diagnosis apparatus for selective catalytic reduction catalyst | Koji Hagiwara, Toru Kidokoro, Yasushi Iwazaki | 2018-09-11 |
| 10066534 | Internal combustion engine | Hiroshi Miyamoto, Tatsuhiro Hashida, Yasushi Iwazaki, Toru Kidokoro | 2018-09-04 |
| 9790873 | Air-fuel ratio control apparatus for an internal combustion engine | Makoto Tomimatsu, Ryota Onoe | 2017-10-17 |
| 9683470 | Exhaust gas control apparatus for internal combustion engine | Norihisa Nakagawa, Kouichi Kimura, Shuntaro Okazaki, Keisuke Nagasaka, Ichiro Kitamura +2 more | 2017-06-20 |
| 9624811 | Control device of internal combustion engine | Shuntaro Okazaki, Norihisa Nakagawa, Yuji Yamaguchi | 2017-04-18 |
| 9611776 | Deterioration diagnosis device for an exhaust gas purification apparatus | Koji Hagiwara, Hirotaka Saitoh, Toru Kidokoro, Yasushi Iwazaki | 2017-04-04 |
| 9562486 | Control device for internal combustion engine | Shigemasa Hirooka | 2017-02-07 |
| 9506412 | Control apparatus for internal combustion engine | Takahiro Tsukagoshi, Kouji Morita, Kazuhisa Matsuda | 2016-11-29 |
| 9261032 | Air-fuel ratio control apparatus for an internal combustion engine | Ryota Onoe, Makoto Tomimatsu, Junichi Suzuki | 2016-02-16 |
| 9249740 | Control device for internal combustion engine | Kazuhisa Matsuda, Kouji Morita, Takahiro Tsukagoshi | 2016-02-02 |
| 9212583 | Air-fuel ratio control device for internal combustion engine | Koichi Kimura, Makoto Tomimatsu, Junichi Suzuki | 2015-12-15 |
| 9188072 | Air-fuel ratio control apparatus for an internal combustion engine | Makoto Tomimatsu | 2015-11-17 |