Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5907109 | Vehicle emission sampling probe apparatus | — | 1999-05-25 |
| 5550737 | Method for analysis of vehicle performance characteristics | — | 1996-08-27 |
| 5524476 | Method and apparatus for insuring the integrity of vehicle testing procedures | — | 1996-06-11 |
| 5369984 | Method and apparatus for testing of tank integrity of vehicle fuel systems | John Rogers, Vincent J. Poracaro | 1994-12-06 |
| 5323640 | Automated testing of vehicle fuel caps | Vincent J. Porcaro, Paul Greco | 1994-06-28 |
| 5272769 | Emission system component inspection system | Kenneth J. Strnatka | 1993-12-21 |
| 4758791 | Universal secondary high voltage sensor | Randal J. Carter | 1988-07-19 |
| 4707791 | On-board motor vehicle timing measurement system | Michael W. Hmelovsky | 1987-11-17 |
| 4606224 | Deceleration based compression test | Robert A. Edwards | 1986-08-19 |
| 4575673 | Solid state electronic switch for motor vehicles | Arthur R. Emery, Robert A. Edwards | 1986-03-11 |
| 4348893 | Relative compression of an asymmetric internal combustion engine | Tony Hendrix | 1982-09-14 |
| 4301678 | Relative power contribution of an internal combustion engine | Gary Full | 1981-11-24 |
| 4302814 | Relative exhaust back-pressure of an internal combustion engine | Gary Full | 1981-11-24 |
| 4302815 | Snap acceleration test for an internal combustion engine | Gary Full | 1981-11-24 |
| 4291382 | Relative manifold vacuum of an internal combustion engine | Gary Full | 1981-09-22 |
| 4291383 | Spark plug load testing for an internal combustion engine | Gary Full | 1981-09-22 |