Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717202 | Vehicle propulsion system with selectable energy sources and method of use | David Richens Brigham, Mark John Jennings | 2010-05-18 |
DB
Douglas Bradley Bell
Overall (All Time): #3,288,650 of 4,157,543Top 80%
1
Patents All Time