Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543431 | System for air-fuel ratio control | Gopichandra Surnilla | 2003-04-08 |
| 6244043 | Emission control device air/fuel ratio control system | David George Farmer, Gopichandra Surnilla, Jerry D. Robichaux | 2001-06-12 |