Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383267 | Exhaust gas cleaning system for an engine | Yutaka Takaku, Yoshihisa Fujii, Shinji Nakagawa, Toshio Ishii, Minoru Ohsuga | 2002-05-07 |
| 6357224 | Engine exhaust gas purifying apparatus | Yutaka Takaku, Toshio Ishii, Yoshihisa Fujii, Shinji Nakagawa, Minoru Oosuga | 2002-03-19 |