Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968358 | Vapor phase uphill quenching of metal alloys using fluorochemicals | Mark A. Pellman, Paul T. Kilhefner, III, Willliam J. Baxter | 1990-11-06 |
| 4940072 | Removing pattern material from investment casting molds | Mark A. Pellman, Paul T. Kilhefner, III | 1990-07-10 |