Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9819156 | Spark plug having a seal made of an at least ternary alloy | Holger Krebs | 2017-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9819156 | Spark plug having a seal made of an at least ternary alloy | Holger Krebs | 2017-11-14 |