Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711615 | First stage turbine blade | David Parker, Zhenhua Xiao, Richard Yu, Vincent C. Martling, Wesley H. Smith +1 more | 2020-07-14 |
| 7837435 | Stator damper shim | Charles A. Ellis, Terry Hollis | 2010-11-23 |
| 7293957 | Vane platform rail configuration for reduced airfoil stress | Charlie Ellis, David Parker, J. Page Strohl | 2007-11-13 |
| 7229245 | Vane platform rail configuration for reduced airfoil stress | Charles A. Ellis, David Parker, J. Page Strohl | 2007-06-12 |