Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4763622 | Internal combustion engine of the spark ignition type | Friedrich Indra | 1988-08-16 |
MT
Manfred Tholl
Overall (All Time): #3,957,121 of 4,157,543Top 100%
1
Patents All Time