Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158997 | Spark plug and manufacturing method thereof | Thomas L. Herriges, Mark Farrell, Robert Keith Sim, Carlos Fernandes, Harry E. Ruda | 2021-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158997 | Spark plug and manufacturing method thereof | Thomas L. Herriges, Mark Farrell, Robert Keith Sim, Carlos Fernandes, Harry E. Ruda | 2021-10-26 |