Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11691894 | Systems and methods for stormwater management | Bo Liu, Thomas E. Pank, Ronald R. Vitarelli, Erik K. HARTWELL | 2023-07-04 |
| 11633678 | Liquid quality system with drag-inducing portions | Erik K. HARTWELL, Bo Liu | 2023-04-25 |