Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669751 | Honeycomb filter and ceramic filter assembly | Koji Shimato, Masahiro Tsuji | 2003-12-30 |
| 6565630 | Regeneration system for an exhaust gas cleaning device | Teruo Komori, Takeshi Ninomiya, Noriyuki Taoka, Sungtae Hong | 2003-05-20 |