Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8512555 | Filter assembly, system and method | Vaikko P. Allen, II, Christopher S. Hersey, Daniel P. Cobb, Greg Kowalsky, Alan Kenneth Stratton | 2013-08-20 |
| 6649048 | Filter cartridge with regulated surface cleaning mechanism | James H. Lenhart, Jr. | 2003-11-18 |