Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392520 | Current coil | Karl Hofmann, Roland Zucker | 2002-05-21 |
| 4482093 | Fuel injection nozzle for internal combustion engines | Karl Hofmann, Josef Schlagenhauf, Gerhard Stumpp, Dietrich Trachte | 1984-11-13 |