Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6629516 | Exhaust port structure of internal combustion engine | Masahiko Minemi, Tsuneo Endoh, Tatsuya Nakagawa, Taizou Kitamura | 2003-10-07 |
| 6528604 | Reactive silica particles, process for manufacturing the same, use of the same | Yuichi Eriyama, Takashi Ukachi | 2003-03-04 |