Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6158423 | Crankcase ventilation valve for an internal combustion engine | — | 2000-12-12 |
FH
Felix Haack
Overall (All Time): #3,636,255 of 4,157,543Top 90%
1
Patents All Time