Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470868 | Engine self-diagnosis apparatus and control apparatus | Shinji Nakagawa, Minoru Ohsuga, Kouzou Katogi | 2002-10-29 |
| 6430495 | Diagnosing system for engine | Toshio Ishii, Toshiharu Nogi | 2002-08-06 |
| 6408617 | Diagnostic equipment for an exhaust gas cleaning apparatus | Toshio Ishii | 2002-06-25 |
| 6383267 | Exhaust gas cleaning system for an engine | Shigeru Kawamoto, Yoshihisa Fujii, Shinji Nakagawa, Toshio Ishii, Minoru Ohsuga | 2002-05-07 |
| 6357224 | Engine exhaust gas purifying apparatus | Shigeru Kawamoto, Toshio Ishii, Yoshihisa Fujii, Shinji Nakagawa, Minoru Oosuga | 2002-03-19 |
| 6343500 | Engine combustion condition detecting apparatus equipped with malfunction diagnosing apparatus | Kozo Katogi, Toshio Ishii | 2002-02-05 |