Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11377374 | System and process for treating water | Robert John Stephenson | 2022-07-05 |
| 11198999 | Method and system for management of sewer waste | Robert John Stephenson, Michael Stephen GARDNER | 2021-12-14 |
| 7807051 | Floating oil skimmer and gravitational separation system | Nels Robert Ladouceur | 2010-10-05 |
| 7628924 | Mass transfer apparatus and method | Nels Robert Ladouceur | 2009-12-08 |