Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043974 | Multiple-blower relative humidity controlled test chamber | Douglas M. Grossman, Gregory Fedor, Danny J. Fayak | 2006-05-16 |
| 6892591 | Multiple-blower relative humidity controlled test chamber | Douglas M. Grossman, Gregory Fedor, Danny J. Fayak | 2005-05-17 |
| 4714483 | Air dryer purge control for turbocharged compressors | James P. Koening, David John Knight, James E. Szudy, Roy E. Bartholomew | 1987-12-22 |
| 4487617 | Mechanism for cleaning and drying compressed gases | Larry E. Dienes, David John Knight | 1984-12-11 |