Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D367619 | Spark plug gauge with cap adjuster | Richard J. Conway | 1996-03-05 |
| 5471759 | Spark plug gauge with gap adjuster | Richard J. Conway | 1995-12-05 |
| 4479467 | Multiple spark CD ignition system | David T. Cavil | 1984-10-30 |
| 4276868 | Capacitor discharge ignition system having automatic spark advance | David T. Cavil | 1981-07-07 |