Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751797 | Corona ignition device with improved seal | Keith Firstenberg, Patrick Durham, James D. Lykowski | 2017-09-05 |
| 9698573 | Extruded insulator for spark plug and method of making the same | — | 2017-07-04 |
| 9685767 | Corona ignition device with improved seal | Keith Firstenberg, Patrick Durham, James D. Lykowski | 2017-06-20 |