Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45360 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John N. Snyder | 2015-02-03 |
| RE44612 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John N. Snyder | 2013-11-26 |
| D598572 | Refractory brick | — | 2009-08-18 |
| D591778 | Refractory block | John E. Berry | 2009-05-05 |
| D567829 | Refractory block | John E. Berry | 2008-04-29 |
| 6688884 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John N. Snyder | 2004-02-10 |
| 5151200 | High aluminia tar-impregnated pressure pouring tubes | John Sutton | 1992-09-29 |