Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11056859 | Spark plug electrode and method for manufacturing this spark plug electrode and spark plug including a spark plug electrode | Zhuo Ran Tang, Stefan Nufer | 2021-07-06 |
| 10008832 | Spark plug electrode, method for its production, and spark plug | Detlef Hartmann, Dominic Lang, Guido Hannich, Stefan Nufer | 2018-06-26 |