Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9748741 | Spark plug electrode material and spark plug and method for manufacturing the spark plug electrode material and an electrode for the spark plug | Juergen Oberle, Simone Baus, Jochen Boehm | 2017-08-29 |
| 7449823 | Spark plug with specific electrode material | Thomas Kaiser, Jochen Boehm | 2008-11-11 |
| 6971937 | Method of manufacturing a spark plug for an internal combustion engine | Bernd Reinsch, Klaus Hrastnik, Dietrich Trachte, Klaus Czerwinski | 2005-12-06 |
| 6628051 | Spark plug for an internal combustion engine | Bernd Reinsch | 2003-09-30 |