Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8591440 | Devices and methods for adjustable foot correction | John D. Logue, Lew C. Schon, Christopher Chiodo, Brent G. Parks, David C. Hargrave | 2013-11-26 |
| 7749179 | Device for stabilizing an arm | David C. Hargrave, John W. Sperling, Robert Cofield, David Veltre | 2010-07-06 |