Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630400 | Fuel injection valve for an internal combustion engine | Mamoru Sumida, Norihisa Fukutomi, Keita Hosoyama | 1997-05-20 |
| 5597121 | Fuel injection valve | Norihisa Fukutomi, Osamu Matsumoto | 1997-01-28 |