Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7136846 | Wireless information retrieval | Jane Wen Chang, Raymond Lau | 2006-11-14 |
| 4671107 | EGR diagnostic system | Alan F. Chiesa, Leroy E. Medendorp, Edward C. Perry | 1987-06-09 |
| 4428343 | Tip-in knock eliminating spark timing control | David Grossman, Edward E. Durham | 1984-01-31 |
| 4228775 | Closed loop air/fuel ratio controller with asymmetrical proportional term | — | 1980-10-21 |