Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10774713 | Reducing agent supply device | — | 2020-09-15 |
| 9845718 | Exhaust emission control apparatus for on-board internal combustion engine, and method for exhaust emission control apparatus | Takahiro Kiyofuji, Gaku Kishimoto, Atsushi Kidokoro | 2017-12-19 |
| 8261532 | Fuel supply control method applied to exhaust gas control apparatus for internal combustion engine and exhaust gas control apparatus to which the method is applied | Koichiro Fukuda | 2012-09-11 |
| 6932069 | Air fuel ratio control apparatus for an internal combustion engine | Koichiro Fukuda | 2005-08-23 |