Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533629 | Spark plug including a wear-resistant electrode tip made from a co-extruded composite material, and method of making same | Gary B. Zulauf | 2003-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533629 | Spark plug including a wear-resistant electrode tip made from a co-extruded composite material, and method of making same | Gary B. Zulauf | 2003-03-18 |