Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281846 | Dryer system with improved throughput | Duane Boothe, John M. Linkenhoker, Kerry P. Morris, Samuel F. Hannah, Wayne L. Smith +1 more | 2025-04-22 |
| 10119762 | Dryer system with improved throughput | Duane Boothe, John M. Linkenhoker, Kerry P. Morris, Samuel F. Hannah, Wayne L. Smith +1 more | 2018-11-06 |
| 8205350 | Dryer system with improved throughput | Duane Boothe, John M. Linkenhoker, Kerry P. Morris, Samuel F. Hannah, Wayne L. Smith +1 more | 2012-06-26 |
| 7421802 | Self-cleaning centrifugal dryer system and method thereof | John Roberts, Roger B. Wright | 2008-09-09 |
| 7171762 | Self-cleaning centrifugal pellet dryer and method thereof | John Roberts | 2007-02-06 |