Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6352264 | Abradable seal having improved properties | William J. Dalzell, Stuart A. Sanders, George Lee Crawford, Frederick C. Walden | 2002-03-05 |
| 5932356 | Abrasive/abradable gas path seal system | Gerard A. Sileo, Frederick C. Walden, Harold W. Pettit, Jr., Timothy A. Twigg | 1999-08-03 |
| 5897920 | Method for providing an abrasive coating on a metallic article | Gerard A. Sileo, Frederick C. Walden, Harold W. Pettit, Jr., Timothy A. Twigg | 1999-04-27 |