Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181113 | Engine ignition system with voltage monitoring | Walter Ruf | 1980-01-01 |
HK
Heinz Krauss
Overall (All Time): #4,103,341 of 4,157,543Top 100%
1
Patents All Time