Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |