Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8215358 | Steam corrugator system | Robin A. Sommers, D. Shawn Pearson | 2012-07-10 |
| RE35879 | Cleaning method using both wet and dry steam, and apparatus adapted therefor | Daniel Castelli, Donald J. Gillette, Bedrich Hajek | 1998-08-25 |
| 5275849 | Cleaning method using both wet and dry steam, and apparatus adapted therefor | Daniel Castelli, Donald J. Gillette, Bedrich Hajek | 1994-01-04 |