Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862619 | System for automatic water discharge management | Edward T. Maas, Jr., Jill E. McDonald, John P. Fetzer | 2018-01-09 |
| 9346689 | Method of water discharge management | Edward T. Maas, Jr., Jill E. McDonald, John P. Fetzer | 2016-05-24 |
| 5096596 | Process and apparatus for removal of mineral contaminants from water | Terence P. Hellenbrand | 1992-03-17 |