Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029913 | Swirl tip injector nozzle | Bradlee J. Stroia, Chad L. Buchanan | 2000-02-29 |
| 5769319 | Injection rate shaping nozzle assembly for a fuel injector | B. M. Yen, Lester L. Peters, J. P. Perr, A. S. Ghuman | 1998-06-23 |
| 5647536 | Injection rate shaping nozzle assembly for a fuel injector | B. M. Yen, Lester L. Peters, J. P. Perr, A. S. Ghuman | 1997-07-15 |
| 5619969 | Fuel injection rate shaping control system | Chung Y. Liu, Benjamin M. Yen, Lester L. Peters, Julius P. Perr, Russ P. Durrett +4 more | 1997-04-15 |