Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688312 | Fuel injection valve having an end flange formed by plastic working and its method of manufacture | Isamu Sasao | 1987-08-25 |
| 4687142 | Fuel injection valve with fluid honed discharge port and associated methods of production | Isamu Sasao | 1987-08-18 |
| 4651926 | Fuel injection valve having a burnished guide bore and seat | Isamu Sasao | 1987-03-24 |