Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9673593 | Spark plug having firing pad | Frederick J. Quitmeyer, Nathan A. Thomson, Curtis W. Verhoff, Richard L. Keller | 2017-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9673593 | Spark plug having firing pad | Frederick J. Quitmeyer, Nathan A. Thomson, Curtis W. Verhoff, Richard L. Keller | 2017-06-06 |