Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10082123 | Electronic spark timing control system for an AC ignition system | Thomas C. Marrs | 2018-09-25 |
| 10066593 | Electronic spark timing control system for an AC ignition system | Thomas C. Marrs | 2018-09-04 |