Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450913 | Superheated solvent method for recovering viscous petroleum | Joseph C. Allen, Robert E. Gillespie | 1984-05-29 |
DB
David B. Burnett
Overall (All Time): #4,035,066 of 4,157,543Top 100%
1
Patents All Time