Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4658772 | System for controlling the temperature of a hot spot or a glow plug in an internal combustion engine | Werner Auth, Martin Lenfers, Johannes Locher, Hans Peter, Hannes Pflug +1 more | 1987-04-21 |