Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626230 | Multi-wall core and process | Harry A. Woodrum | 2003-09-30 |
| 6347660 | Multipiece core assembly for cast airfoil | Arthur W. Grumm | 2002-02-19 |
| 6186217 | Multipiece core assembly | Charles F. Caccavale | 2001-02-13 |
| 5296308 | Investment casting using core with integral wall thickness control means | Charles F. Caccavale | 1994-03-22 |