Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326409 | System for peripheral differential heat treatemnt to form dual-property workpiece | — | 1994-07-05 |
| 5106012 | Dual-alloy disk system | John M. Hyzak, Timothy E. Howson, Steven H. Reichman, Hugo E. Delgado, Daniel D. Kruger +5 more | 1992-04-21 |