Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702593 | Stormwater treatment system/apparatus | Winfried Platz | 1997-12-30 |
| 5549817 | Stormwater treatment system/apparatus | Winfried Platz | 1996-08-27 |
| 5437786 | Stormwater treatment system/apparatus | Winfried Platz | 1995-08-01 |