Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028515 | Exhaust controlling device for direct cylinder fuel injected spark ignition engine | — | 2011-10-04 |
| 7761221 | Variable valve controller for an internal combustion engine and method for operating the same | Kazuhiko Abe | 2010-07-20 |
| 6997172 | Fuel properties estimation for internal combustion engine | Kazuhiko Abe | 2006-02-14 |
| 6840235 | Internal exhaust gas recirculation amount estimation system of internal combustion engines | Takahisa Koseki, Hatsuo Nagaishi | 2005-01-11 |