Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074503 | Fuel property sensing device | Koji Tsutsumi, Kensuke Tanaka | 2011-12-13 |
| 8027781 | Internal combustion engine control device and internal combustion engine control system | Kensuke Tanaka, Koji Tsutsumi, Naoya WAKAYAMA | 2011-09-27 |
| 7926331 | Detection of fuel property based on change in rotational speed of engine | Koji Tsutsumi, Kazuhiro Higuchi, Hironari Nakagawa, Akikazu Kojima, Youhei Morimoto +2 more | 2011-04-19 |