Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8911824 | Method of impregnating crucibles and refractory articles | — | 2014-12-16 |
| 5411213 | Method for treatment of solid materials | — | 1995-05-02 |
| 4979686 | High speed dry grinder | Arno Szegvari, Margaret Y. Szegvari | 1990-12-25 |