Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715988 | Turbine airfoil for gas turbine engine | Leslie Eugene Leeke, Sean Robert Keith, Richard W. Albrecht, David Alan Frey | 2004-04-06 |
| 6609891 | Turbine airfoil for gas turbine engine | Leslie Eugene Leeke, Sean Robert Keith, Lawrence Paul Timko, David Alan Frey | 2003-08-26 |
| 6592330 | Method and apparatus for non-parallel turbine dovetail-faces | Leslie Eugene Leeke, Sean Robert Keith, Robert Ingram Ackerman, Richard W. Albrecht | 2003-07-15 |
| 6554575 | Ramped tip shelf blade | Leslie Eugene Leeke, Sean Robert Keith, Dean T. Lenahan, David Alan Frey, Daniel J. Harris | 2003-04-29 |