Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9368943 | Spark plug having multi-layer sparking component attached to ground electrode | Kevin J. Kowalski, Frederick J. Quitmeyer, Nathan A. Thomson, Richard L. Keller | 2016-06-14 |
| 9318879 | Spark plug having firing pad | Kevin J. Kowalski, Frederick J. Quitmeyer, Nathan A. Thomson, Richard L. Keller | 2016-04-19 |