Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784220 | Polyurethane foam | Minoru Sawai | 2004-08-31 |
| 6698186 | Air-fuel ratio controller for internal combustion engines | Masaki Ueno, Shusuke Akazaki, Yoshihisa Iwaki | 2004-03-02 |