Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9440870 | System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system | Mark B. Robertson, David O'Keefe, John D. Cox | 2016-09-13 |
| 9272931 | System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system | Mark B. Robertson, David O'Keefe, John D. Cox | 2016-03-01 |