Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968358 | Vapor phase uphill quenching of metal alloys using fluorochemicals | Paul T. Kilhefner, III, Willliam J. Baxter, Terrence S. Hahn | 1990-11-06 |
| 4945640 | Wear resistant coating for sharp-edged tools and the like | Diwakar Garg, Carl F. Meuller, Ernest L. Wrecsics, Paul N. Dyer | 1990-08-07 |
| 4940072 | Removing pattern material from investment casting molds | Paul T. Kilhefner, III, Terrence S. Hahn | 1990-07-10 |
| 4597807 | Accelerated carburizing method with discrete atmospheres | Michael Fenstermaker | 1986-07-01 |