Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006545 | Thermocouple data acquisition system | Tom Adkins | 2011-08-30 |
| 7977857 | High thread ground shield | — | 2011-07-12 |
| 6104130 | Radial gap high thread spark plug | — | 2000-08-15 |
| 5918571 | Dual electrode high thread spark plug | — | 1999-07-06 |
| 5697334 | Spark plug with integral retainer nut | — | 1997-12-16 |
| 5091672 | Shield for aligning a ground electrode of a spark plug in a cylinder head | — | 1992-02-25 |