Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768541 | Means of expelling parallel tanks to low residuals | Preston E. Uney, David R. Abbott | 1988-09-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768541 | Means of expelling parallel tanks to low residuals | Preston E. Uney, David R. Abbott | 1988-09-06 |