Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967112 | Four counterweight crankshaft for 90 degree V6 engine | Dale E. Murrish, Keith Hart | 2015-03-03 |
DP
Donald J. Perella
Overall (All Time): #3,040,759 of 4,157,543Top 75%
1
Patents All Time