Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D664873 | Water alarm | Steven J Kelchlin, Mark Mallaby | 2012-08-07 |
| 7871515 | Filter assemblies, filter cartridges and methods for removing filter cartridges from filter assemblies | David Childs | 2011-01-18 |