Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662551 | Apparatus for controlling catalyst temperature and method for controlling catalyst temperature | — | 2003-12-16 |
| 6644274 | Apparatus for detecting a condition of burning in an internal combustion engine | Jun Hasegawa, Yoshinori Maegawa | 2003-11-11 |
| 6600998 | Catalyst deteriorating state detecting apparatus | Yukihiro Yamashita, Noriaki Ikemoto | 2003-07-29 |
| 6560959 | Exhaust gas purification apparatus of internal combustion engine | Hiroyuki Katsuta, Yukihiro Yamashita | 2003-05-13 |
| 6513319 | Catalyst activation control system for engines | Masaei Nozawa, Sigenori Isomura | 2003-02-04 |