Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258781 | Single-use long-life faucet-mounted water filtration devices | William Warren, Robert Rizzari | 2007-08-21 |
| 7252757 | Faucet-mounted water filtration device including gate position sensor | William Warren, Robert Rizzari | 2007-08-07 |
| D541372 | Water filter | William Warren, Louis F. Genatossio, Robert Rizzari | 2007-04-24 |
| D498512 | Water filter | William Warren, Robert Rizzari, Louis F. Genatossio | 2004-11-16 |
| D498511 | Water filter | William Warren, Robert Rizzari, Louis F. Genatossio | 2004-11-16 |
| 5586443 | Refrigerant conservation system and method | — | 1996-12-24 |
| 5361592 | Refrigerant conservation system | — | 1994-11-08 |
| 5359863 | Refrigerant conservation system | — | 1994-11-01 |