Patents 
 

JW NAWE's commitment to developing new and innovative technologies for engineered wetlands has led to the company contributing to a number of United States patents including several patents on Forced Bed Aeration™ wetland treatment reactors and a patent on Absorption Field Reclamation and Maintenance. We also have license agreements for tidal flow and greenhouse-based treatment system designs.

   US 6,200,469 B1System for removing pollutants from water (aerated subsurface flow wetland)
   US 6,406,627 B1System for removing pollutants from water (aerated subsurface flow wetland)
   US 6,652,743 B2 System for removing pollutants from water (vertical flow wetland)
   US 6,576,130 B2 Absorption field reclamation and maintenance system
   US 6,811,700 Integrated hydroponic and fixed-film wastewater treatment system and associated methods.
   US 6,830,688 Integrated hydroponic and wetland wastewater treatment systems and associated methods.
   US 6,881,338 Integrated tidal wastewater treatment system and method
   US 6,863,816 Tidal vertical flow wastewater treatment system and method.
   US 6,896,805 Tidal vertical flow wastewater treatment system and method.
   US 7,029,586 Flood and drain wastewater treatment system and associated methods
   CA 2,372,331 System and method for removing pollutants from water (Canadian patent for vertical flow wetland application)