Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8734293 | Accumulator for maintaining hydraulic pressure following an engine restart | Robert O. Burkhart, Derek Kinch, John Butwin | 2014-05-27 |
LP
Lev Perkarsky
Overall (All Time): #3,107,346 of 4,157,543Top 75%
1
Patents All Time