Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628050 | Spark plug | Yoshihiro Matsubara | 2003-09-30 |
| 6618141 | Device for measurement of the spectral reflectance and process for measurement of the spectral reflectance | Masashi Shinbori, Kotaro Moroishi | 2003-09-09 |
| 6564786 | Apparatus and method for controlling ignition of an internal combustion engine | Yoshihiro Matsubara | 2003-05-20 |