Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6130637 | Measuring the thickness of hot slag in steelmaking | Gregory A. Meszaros, David J. Walker, John G. Estocin, Frank L. Kemeny | 2000-10-10 | $55,895,000 |
| 5228902 | Method of desulfurization in vacuum processing of steel | Robert S. Bogan, Brad Hjerpe, James D. Reisinger | 1993-07-20 | $16,160,000 |