Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12122353 | Control device for hybrid vehicle | Shigemasa Hirooka, Koichi Kitaura, Yoshio Yamashita, Katsuhiro Ito, Hikaru SHIOZAWA | 2024-10-22 |
| 11795884 | Control device for internal combustion engine | Shigemasa Hirooka, Koichi Kitaura, Yoshio Yamashita, Katsuhiro Ito, Hikaru SHIOZAWA | 2023-10-24 |
| 11707713 | Information management system, carbon dioxide collection station, and information management device | Daiki YOKOYAMA, Hiroshi Otsuki, Takahiro Suzuki, Harumi GOTOU | 2023-07-25 |
| 11532945 | Control device for vehicle | Shigemasa Hirooka | 2022-12-20 |
| 11492941 | Controller for internal combustion engine | Shigemasa Hirooka, Koichi Kitaura, Yoshio Yamashita, Katsuhiro Ito, Hikaru SHIOZAWA | 2022-11-08 |
| 11473465 | Vehicle | Daiki YOKOYAMA, Hiroshi Otsuki, Harumi GOTOU, Takahiro Suzuki | 2022-10-18 |
| 11433776 | Vehicle including CO2 recovery device for recovering CO2 | Hiroshi Otsuki, Daiki YOKOYAMA, Takahiro Suzuki, Harumi GOTOU | 2022-09-06 |
| 11319850 | Abnormality detection apparatus for electrically heated catalyst | — | 2022-05-03 |
| 11306641 | Abnormality detection apparatus for electrically heated catalyst | Tsuyoshi Obuchi, Shigemasa Hirooka | 2022-04-19 |
| 11306640 | Abnormality detection apparatus for electrically heated catalyst | Shigemasa Hirooka, Tsuyoshi Obuchi | 2022-04-19 |
| 11300032 | Abnormality detection apparatus for electrically heated catalyst | Tsuyoshi Obuchi, Shigemasa Hirooka | 2022-04-12 |
| 11293326 | Exhaust gas purifying device for internal combustion engine | Shigemasa Hirooka | 2022-04-05 |
| 11286825 | Vehicle and control method for vehicle | — | 2022-03-29 |
| 11208929 | Control device for vehicle | — | 2021-12-28 |
| 11199145 | Control device for internal combustion engine | Shigemasa Hirooka | 2021-12-14 |
| 10876451 | Vehicle and control method for vehicle | — | 2020-12-29 |
| 10823027 | Exhaust gas control apparatus for internal combustion engine | — | 2020-11-03 |
| 10823028 | Exhaust gas control apparatus for internal combustion engine | — | 2020-11-03 |
| 10352213 | Electrically heated catalyst | Keita Hashimoto | 2019-07-16 |
| 10253720 | Control device for internal combustion engine | — | 2019-04-09 |
| 10100691 | Electrically heated catalyst | Kazuki Tsurumi, Hiroshi Tanaka, Shigemasa Hirooka | 2018-10-16 |
| 9797325 | Apparatus for controlling an internal combustion engine | — | 2017-10-24 |
| 9556813 | Internal combustion engine control device | Akira Hojo | 2017-01-31 |
| 8874353 | Device and method for controlling internal combustion engine | Tomohiro Shinagawa, Yuuichi Katou, Youhei Hosokawa | 2014-10-28 |
| 8813730 | Control apparatus for internal combustion engine | Shigeki Miyashita | 2014-08-26 |