Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434292 | Ceramic-encased hot surface igniter system for jet engines | Martin P. Eason, William K. Hemphill, J. Paul Sims | 2013-05-07 |
| 7866983 | Surgical simulator system | William K. Hemphill, J. Paul Sims, Martin P. Eason, Sheldon R. Davis | 2011-01-11 |