Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8935965 | Apparatus to assist in the collection of stormwater-quality samples in a vertical profile | William R. Selbig, Joel W. Ballweg | 2015-01-20 |
| 8286512 | Apparatus to assist in the collection of stormwater-quality samples in a vertical profile | William R. Selbig | 2012-10-16 |