Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12046877 | Spark plug and method for producing a spark plug | Johann Klausner, Robert Grabner | 2024-07-23 |
| 12027825 | Spark plug and method for producing a spark plug | Johann Klausner, Robert Grabner | 2024-07-02 |
| 11855417 | Spark plug and method for producing a spark plug | Johann Klausner, Robert Grabner | 2023-12-26 |