Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641232 | Ignition coil dwell control | Nelson William Morrow, Oliver Berkemeier | 2020-05-05 |
| 5033451 | Fluid flywheel | — | 1991-07-23 |
| 4583973 | Viscous fluid timed infusion device | Carl Biro | 1986-04-22 |
RH
Robert Humphrey
Overall (All Time): #1,450,079 of 4,157,543Top 35%
3
Patents All Time