Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6272850 | Catalytic converter temperature control system and method | Robert Michael Grant, Michael John Cullen, Patrick J. Curran, Richard R. Tuttle | 2001-08-14 |
| 5001656 | Ambient temperature monitoring technique | Larry R. Hartwick | 1991-03-19 |
| 4787043 | Method of measuring barometric pressure and manifold absolute pressure using a single sensor | Larry R. Hartwick | 1988-11-22 |