Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112810 | Analog control loop with digital feedback | Joseph M. Lepley | 2021-09-07 |
| 10550820 | Time-varying spark current magnitude to improve spark plug performance and durability | Luigi P. Tozzi, David Thomas Lepley, Maria-Emmanuella Sotiropoulou, Joseph M. Lepley | 2020-02-04 |
| 9429132 | Capacitive ignition system with ion-sensing and suppression of AC ringing | Joseph M. Lepley, David Thomas Lepley, Arno Gschirr | 2016-08-30 |
| 8978632 | Ion sensing method for capacitive discharge ignition | Peter Steinrueck, Gerhard Ranegger, Joseph M. Lepley | 2015-03-17 |