Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306631 | Systems and methods for crankcase system diagnostics | Robert Roy Jentz, Matthew Carpenter, Adam Krach | 2022-04-19 |
| 11220939 | Method for monitoring crankcase ventilation integrity | Robert Roy Jentz, Matthew Carpenter, Dennis Blanchard | 2022-01-11 |
| 10871129 | Crankcase ventilation system and diagnostic method | Robert Roy Jentz, Matthew Carpenter | 2020-12-22 |
| 10767590 | Crankcase ventilation system and diagnostic method | Robert Roy Jentz, Matthew Carpenter | 2020-09-08 |
| 9664079 | Crankcase integrity breach detection | Robert Roy Jentz, John Eric Rollinger, Rommel Racelis | 2017-05-30 |
| 9114796 | Inlet air temperature sensor diagnostics | Douglas Raymond Martin, Matthew David Smith, John Smiley | 2015-08-25 |
| 8984934 | Method and system to validate a fuel level indicator in a vehicle | Robert Roy Jentz, Aed M. Dudar | 2015-03-24 |
| 7600495 | Method for controlling an engine having variable cam timing | John Eric Rollinger, Paul A. Pietrzyk, Eric Luehrsen, Robert Michael Grant | 2009-10-13 |
| 5384707 | Diagnostic airflow measurement | James Michael Kerns, Michael John Cullen | 1995-01-24 |
| 5335539 | Onboard detection of oxygen sensor switch rate for determining air/fuel ratio control system failure | James Michael Kerns | 1994-08-09 |
| 4899579 | Onboard diagnostic system of vehicle ignition system | Richard R. Tuttle, Everett P. Schumaker | 1990-02-13 |