Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9050610 | Hydroclone with inlet flow shield | George D. Caffell, Gene A. McKay | 2015-06-09 |
| 8960450 | Apparatus and method for implementing hydroclone based fluid filtration systems with extensible isolated filter stages | George D. Caffell, John H. Mallard | 2015-02-24 |
| 8882999 | Cleaning assembly for use in fluid filtration systems | David J. Levitt, George D. Caffell, John H. Mallard | 2014-11-11 |
| 8663472 | Multi-chambered hydroclone | John H. Mallard, Eugene A. Mckay, Scott T. Burr | 2014-03-04 |