Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4424853 | Foundry practices | Igor Y. Khandros | 1984-01-10 |
| 4425169 | Austenitic-manganese steel | Dilip K. Subramanyam, Henry J. Chapin | 1984-01-10 |
| 4236921 | Heat resistant alloy castings | Donald L. Huth | 1980-12-02 |