Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5291654 | Method for producing hollow investment castings | Zaffar A. Razzaq | 1994-03-08 |
| 5050665 | Investment cast airfoil core/shell lock and method of casting | — | 1991-09-24 |
| 4867448 | Baseball batting practice device | — | 1989-09-19 |