Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769255 | Variable nozzle opening control system for an exhaust turbine supercharger | Toshihiko Nishiyama, Hiroshi Sugito | 2004-08-03 |
| 6729315 | Exhaust gas recirculation control apparatus for internal combustion engine | Yasuyuki Onodera, Fumihide Sato, Yoshiki Kanzaki, Toshihiko Nishiyama | 2004-05-04 |