Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293494 | Expandable hydraulic valve stack | Edward L. Stapleton, Wesley Thomas Payne | 2007-11-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293494 | Expandable hydraulic valve stack | Edward L. Stapleton, Wesley Thomas Payne | 2007-11-13 |