Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9476308 | Gas turbine engine serpentine cooling passage with chevrons | Travis Goeller, Erik R. Granstrand, Dominic J. Mongillo, Edward F. Pietraszkiewicz | 2016-10-25 |
| 7871245 | Method for forming turbine blade with angled internal ribs | Edward F. Pietraszkiewicz, James P. Downs | 2011-01-18 |
| 7862325 | Apparatus for forming turbine blade with angled internal ribs | Edward F. Pietraszkiewicz, James P. Downs | 2011-01-04 |
| 7569172 | Method for forming turbine blade with angled internal ribs | Edward F. Pietraszkiewicz, James P. Downs | 2009-08-04 |
| 5827043 | Coolable airfoil | Takao Fukuda, Francis R. Price, Conan Cook, Richard Hoff | 1998-10-27 |