Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878283 | Filter cartridge assemblies and methods for filtering fluids | — | 2005-04-12 |
| 4753891 | Schiff test for rapid detection of low levels of aldehydes | Ray A. Damanczuk | 1988-06-28 |
| 4460555 | Ammonia scavenger | — | 1984-07-17 |