Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672050 | Exhaust gas purification device of an engine | Hiroki Murata, Toshio Suematsu, Shizuo Sasaki, Shinya Hirota, Kazuhiro Itoh +5 more | 2004-01-06 |
| 6672989 | Direct injection type engine | Hiroki Murata, Shizuo Sasaki | 2004-01-06 |