Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9322156 | Externally installable curb inlet catch basin filtration apparatus | Stephen McInnis | 2016-04-26 |
| 9296021 | Portable filtration apparatus and method of using same | — | 2016-03-29 |
| 8608956 | Curb inlet catch basin filtration apparatus | Stephen McInnis | 2013-12-17 |
| 8221632 | Surface water filtration device | Stephen McInnis | 2012-07-17 |
| 8088279 | Runoff water filtration apparatus | Stephen McInnis | 2012-01-03 |