Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371335 | Spark plug electrode welding system | John F. McKeon | 1994-12-06 |
| 5250778 | Method and apparatus for welding pad material to a spark plug electrode | Randolph Kwok-Kin Chiu, John F. McKeon | 1993-10-05 |