Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11320260 | Apparatus and method for monitoring loss of soil cover | Kaluarachchige Dharmapriya Wijewickreme, Michael Isaacson, Ruslan Shanth Amarasinghe | 2022-05-03 |
| 7922897 | Fluidized bed wastewater treatment apparatus | Fred A. Koch, Donald S. Mavinic, Ahren Britton | 2011-04-12 |
| 7622047 | Fluidized bed wastewater treatment | Fred A. Koch, Donald S. Mavinic, Ahren Britton | 2009-11-24 |