Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4458634 | Internal combustion engine with hydrogen producing device having water and oil interface level control | Edwin R. Carr | 1984-07-10 |
| 4444255 | Apparatus and process for the recovery of oil | Lloyd Geoffrey, Randall Carr, Rodger H. Flagg | 1984-04-24 |
| 4233132 | Method and apparatus for producing hydrogen | Randall Carr, L. E. Geoffroy, Rodger H. Flagg | 1980-11-11 |