Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442014 | Fluid transfer system and method for transferring fluid | Melvyn Wayne Mellinger, Mark Mellinger, Case Crowther | 2008-10-28 |
| 7407371 | Centrifugal multistage pump | Michele Leone, Aleesandro Santoni, Marco Trovi, Giancarlo Roggiolani, Melvyn Wayne Mellinger +2 more | 2008-08-05 |
| D556872 | Wall mount head | Case Crowther, Mark Mellinger | 2007-12-04 |
| 7182854 | Sanitation system | John Kroesser, Mark Mellinger, Lynn Wallace, Art Smith, Randy Lego +2 more | 2007-02-27 |
| 7172704 | Method for treating waste water | John Kroesser, Mark Mellinger, Lynn Wallace, Art Smith, Randy Lego +2 more | 2007-02-06 |
| D501486 | Liquid pump | Michele Leone, Allessandro Santoni, Marco Trovi, Giancarlo Roggiolani, Melvyn Wayne Mellinger +2 more | 2005-02-01 |
| 6421843 | Low water volume toilet | Melvyn Wayne Mellinger, Mark Mellinger | 2002-07-23 |