Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174777 | Abnormality detection system of engine cooling water recirculation system | Akihiro Katayama, Yosuke Hashimoto, Junji Hyodo | 2021-11-16 |
| 11149618 | Catalyst deterioration detection device, catalyst deterioration detection system, data analysis device, control device of internal combustion engine, and method for providing sate information of used vehicle | Haruki OGURI, Akihiro Katayama, Yosuke Hashimoto | 2021-10-19 |
| 11143083 | Catalyst warm-up process monitoring device, system, and method for internal combustion engine, data analysis device, control device for internal combustion engine, and receiver | Akihiro Katayama, Yuki Ikejiri, Yosuke Hashimoto | 2021-10-12 |
| 11099102 | Misfire detection device for internal combustion engine, misfire detection system for internal combustion engine, data analysis device, and controller for internal combustion engine | Satoshi Takamoto, Akihiro Katayama, Tatsunobu Murai | 2021-08-24 |
| 11047324 | Oxygen storage amount estimation device, oxygen storage amount estimation system, controller for internal combustion engine, data analysis device, and method for estimating oxygen storage amount | Akihiro Katayama, Yosuke Hashimoto | 2021-06-29 |
| 11008965 | Control device for high pressure fuel pump for fuel injection | Naoya Okubo, Akihiro Katayama, Yosuke Hashimoto | 2021-05-18 |
| 10961936 | Abnormality detection system of exhaust gas recirculation system | Yuki Ikejiri, Akihiro Katayama, Yosuke Hashimoto | 2021-03-30 |
| 10947886 | Catalyst state estimation apparatus, catalyst state estimation method with information processing apparatus, and non-transitory recording medium in which program is stored | Takato Ikedo, Matsuei Ueda, Makoto Nagaoka, Kohei Mori, Hitoshi Hosaki +2 more | 2021-03-16 |
| 10941687 | Catalyst temperature estimation device, catalyst temperature estimation system, data analysis device, and control device of internal combustion engine | Atsushi Nagai, Yosuke Hashimoto, Masakazu Aoki | 2021-03-09 |