Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293167 | Surface treatment of metallic articles in an atmospheric furnace | William J. Bernard, Ralph P. Poor, John W. Gottschalk | 2012-10-23 |
| 7033446 | Vacuum carburizing with unsaturated aromatic hydrocarbons | Ralph P. Poor, Stephen H. Verhoff, James E. Brug | 2006-04-25 |
| 6991687 | Vacuum carburizing with napthene hydrocarbons | Ralph P. Poor, Stephen H. Verhoff, James E. Brug | 2006-01-31 |
| 5554230 | Low dew point gas generator cooling system | Michael Huber, Jerry P. Jason | 1996-09-10 |
| 5211820 | Gas analysis system for furnaces and the like | Ralph P. Poor, Michael Huber | 1993-05-18 |
| 5137616 | Gas analysis system for furnaces and the like | Ralph P. Poor, Michael Huber | 1992-08-11 |