Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420772 | Hybrid electric vehicle | Masanao Idogawa, Hirokazu Andoh, Takahiro Uchida, Yoshikazu Asami, Hidekazu Nawata +1 more | 2025-09-23 |
| 11761373 | Vehicle cooling device | Masaya Kubo, Koji Ichikawa, Takahiro Yoshida, Takahiro Nishigaki, Noriaki Kumagai +1 more | 2023-09-19 |
| 11698018 | Control device and control method for internal combustion engine | Yuya Yoshikawa, Kazuhiro Hasegawa, Yoshifumi Matsuda, Masanao Idogawa, Takahiro Uchida +1 more | 2023-07-11 |
| 11365701 | Engine device | Masanao Idogawa, Takahiro Uchida, Koji Ichikawa, Hiroaki Mizoguchi, Takuya Okubo +1 more | 2022-06-21 |
| 11286870 | Catalyst temperature calculating device, and controller for internal combustion engine | Shigeki Nakayama, Masanao Idogawa, Daigo Ando | 2022-03-29 |
| 11215137 | Engine device | Shigeki Nakayama, Masanao Idogawa, Daigo Ando | 2022-01-04 |
| 10920696 | Engine controller and engine controlling method | Masanao Idogawa | 2021-02-16 |
| 10677180 | Controller and control method for internal combustion engine | Yuya Yoshikawa, Isao Nakajima, Akihiro Katayama, Ryo Suzuki, Eiichiro Kido | 2020-06-09 |
| 10598111 | Fuel injection controller and controlling method for engine | Masanao Idogawa | 2020-03-24 |
| 10578047 | Controller for internal combustion engine and method for controlling internal combustion engine | Masanao Idogawa | 2020-03-03 |
| 10563602 | Controller and control method for internal combustion engine | Yuya Yoshikawa, Isao Nakajima, Akihiro Katayama, Ryo Suzuki, Eiichiro Kido | 2020-02-18 |
| 10487769 | Fuel injection control apparatus for internal combustion engine and method for operating fuel injection control apparatus for internal combustion engine | Motohiro Sugimoto, Masanao Idogawa | 2019-11-26 |
| 10428758 | Fuel injection controller and fuel injection control method for internal combustion engine | Masanao Idogawa | 2019-10-01 |