Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647802 | Creep testing fixture and method | Kelly Willson-Hackworth, Steven George Luckey, Jr., Daniel Quinn Houston, Edward M. Hagerman | 2003-11-18 |
| 6505499 | Puncture resistance in ultra-thin aluminum pressure vessels | Matthew R. Hackworth, John W. Cooley, Randy Houchins, Paul Siefken, Dwight Davis | 2003-01-14 |
| 5798463 | Self-contained constant stress/constant strain test fixture | John C. Doudican, Edward M. Hagerman, Laura Meyer, Daniel Quinn Houston | 1998-08-25 |