Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523340 | Method and apparatus for diagnosing engine exhaust gas purification system | Hiroshi Kimura, Yutaka Takaku, Toshio Ishii | 2003-02-25 |
| 6523517 | Suction device for internal combustion engine | Minoru Ohsuga, Junichi Yamaguchi, Yasushi Sasaki | 2003-02-25 |
| 6502549 | Engine combustion control device | Masatoshi Hoshino, Minoru Osuga, Toshiharu Nogi, Yutaka Takaku | 2003-01-07 |