Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625174 | Methods and apparatus for assembling gas turbine engine stator assemblies | Harold Ray Hansel, Ching-Pang Lee | 2009-12-01 |
| 7575415 | Methods and apparatus for assembling turbine engines | Harold Ray Hansel, James Anthony Ketzer, Ching-Pang Lee | 2009-08-18 |
| 6729842 | Methods and apparatus to reduce seal rubbing within gas turbine engines | Ronald Lance Galley, David Edwin Budinger, Mariusz Pawel Staszak, Ching-Pang Lee, Richard W. Albrecht | 2004-05-04 |
| 5224818 | Air transfer bushing | Harold Ray Hansel | 1993-07-06 |
| 5118120 | Leaf seals | John R. Hess, Larry W. Plemmons | 1992-06-02 |
| 4815276 | Borescope plug | Harold Ray Hansel | 1989-03-28 |
| 4815933 | Nozzle flange attachment and sealing arrangement | Harold Ray Hansel | 1989-03-28 |