Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8317457 | Method of operating a compressor | Aspi Rustom Wadia, David Scott Clark, Ching-Pang Lee, Andrew Breeze-Stringfellow | 2012-11-27 |
| 6568909 | Methods and apparatus for improving engine operation | Peter Szucs, Syed Arif Khalid, David William Crall | 2003-05-27 |
| 6478545 | Fluted blisk | David William Crall, John R. Kelley, Ian Francis Prentice, Michael De Wayne Toye | 2002-11-12 |