Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242990 | Spark ignited internal combustion engine | Dieter Scherenberg | 1981-01-06 |
WB
Walter Benedikt
Lisa Draexlmaier Gmbh: 1 patents #114 of 299Top 40%
Whitaker &: 1 patents #650 of 1,437Top 50%
Overall (All Time): #156,432 of 4,157,543Top 4%
26
Patents All Time