Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950245 | Fuel quality determining method, program, computer readable recording medium which stores the program, and fuel quality determination device | Eiji Tomita | 2015-02-10 |
| 8105537 | Fuel quality evaluation apparatus, fuel quality evaluation method and recording medium | Eiji Tomita | 2012-01-31 |