Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753577 | Fluid powered retrievable downhole pump | John Black, Stanford A. Smith, Jr. | 1988-06-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753577 | Fluid powered retrievable downhole pump | John Black, Stanford A. Smith, Jr. | 1988-06-28 |