Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45360 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John J. Stephansky | 2015-02-03 |
| 8744252 | Tankless hot water generator | Hoang Mai, Phillip Pham, Jennifer Pham | 2014-06-03 |
| RE44612 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John J. Stephansky | 2013-11-26 |
| 6688884 | Rotary kiln heat exchanger and method of assembling same | John Thibault, John J. Stephansky | 2004-02-10 |
| 5361557 | Offsetting interlocking tie-back assembly | Stanley A. Smith | 1994-11-08 |
| 4900249 | Aluminum reverberatory furnace lining | John M. McCollum | 1990-02-13 |