Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478073 | Composite core for casting metallic objects | David E. Grebe, Mark P. Potratz, William G. Hesterberg | 2002-11-12 |
| 6427759 | Investment cast stainless steel marine propeller | Richard S. Bauer, Barry L. Riutta, Raymond J. Donahue, Kevin R. Anderson | 2002-08-06 |