Issued Patents All Time
Showing 126–131 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176228 | Method for determining cylinder vapor concentration | — | 2001-01-23 |
| 6138655 | Air/fuel control system and method | William Edward Ortell, Xiao-Ping Wu | 2000-10-31 |
| 6102018 | Air/fuel control system and method | William Edward Ortell, Xiao-Ping Wu | 2000-08-15 |
| 6078860 | Method and system for controlling the speed of a vehicle | — | 2000-06-20 |
| 5384707 | Diagnostic airflow measurement | Michael John Cullen, Michael Stephen Sweppy | 1995-01-24 |
| 5335539 | Onboard detection of oxygen sensor switch rate for determining air/fuel ratio control system failure | Michael Stephen Sweppy | 1994-08-09 |