Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163596 | Liquid reservoir evacuation apparatus and method | — | 2024-12-10 |
| 8991419 | Venturi valve pressure compensator apparatus and method | — | 2015-03-31 |
| RE44909 | Vacuum venturi apparatus and method | — | 2014-05-27 |
| 8510330 | Configurable search graphical user interface and engine | James N. Phelps, Sargent L. Kennedy | 2013-08-13 |
| 7567964 | Configurable search graphical user interface and engine | James N. Phelps, Sargent L. Kennedy | 2009-07-28 |
| 7416171 | Vacuum venturi apparatus and method | — | 2008-08-26 |
| 6260273 | Venturi based vacuum valve method for water conservation | — | 2001-07-17 |
| 6182703 | Venturi based vacuum valve apparatus and method for water conservation | — | 2001-02-06 |
| 5794643 | Pressure regulated diverting apparatus and method for water conservation | — | 1998-08-18 |