Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4444255 | Apparatus and process for the recovery of oil | Lloyd Geoffrey, Donald L. Carr, Rodger H. Flagg | 1984-04-24 |
| 4233132 | Method and apparatus for producing hydrogen | L. E. Geoffroy, Rodger H. Flagg, Donald L. Carr | 1980-11-11 |