Issued Patents 2002
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484500 | Two turbocharger engine emission control system | Gerald N. Coleman, James J. Faletti, David A. Pierpont | 2002-11-26 |
| 6484499 | Twin variable nozzle turbine exhaust gas recirculation system | Gerald N. Coleman, James J. Faletti, David A. Pierpont | 2002-11-26 |
| 6439212 | Bypass venturi assembly and elbow with turning vane for an exhaust gas recirculation system | Gerald N. Coleman, Michael P. Harmon, David A. Pierpont, Matthew D. Rampenthal | 2002-08-27 |
| 6422217 | Back pressure valve drive EGR system | Eric C. Fluga, Keith E. Lawrence, Carol A. Rathman | 2002-07-23 |
| 6418721 | Two turbocharger exhaust gas re-circulation system having a first stage variable nozzle turbine | Gerald N. Coleman, James J. Faletti, David A. Pierpont | 2002-07-16 |
| 6412279 | Twin turbine exhaust gas re-circulation system having a second stage variable nozzle turbine | Gerald N. Coleman, James J. Faletti, David A. Pierpont | 2002-07-02 |
| 6405707 | Integral engine and engine compression braking HEUI injector | — | 2002-06-18 |
| 6378509 | Exhaust gas recirculation system having multifunction valve | David A. Pierpont | 2002-04-30 |
| 6349686 | Hydraulically-driven valve and hydraulic system using same | David E. Hackett | 2002-02-26 |