Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625485 | Stormwater bioretention filtration system with overflow/bypass capability | Terry Lee Siviter, Edward Stuart Kay, Larry S. Coffman | 2009-12-01 |
| D596697 | Top slab for water treatment chamber | Terry Lee Siviter, Edward Stuart Kay | 2009-07-21 |
| 7425261 | Stormwater bioretention filtration system with overflow/bypass capability | Terry Lee Siviter, Edward Stuart Kay, Larry S. Coffman | 2008-09-16 |