Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8849561 | Determining the location of an incident affecting traffic | David R. Bell, Robert Watts | 2014-09-30 |
| 4217577 | Character graphics color display system | Brian R. Sowter | 1980-08-12 |
DR
David P. Roe
Overall (All Time): #2,059,067 of 4,157,543Top 50%
2
Patents All Time