Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112763 | Monitoring and performance management system for a network of smart filtering containers | Doug Collins, Li Zhang, Justin Wang, Antonio Kaleb | 2021-09-07 |
| 10969262 | Filtering container with time-based capacitive flow monitoring | Li Zhang, Doug Collins | 2021-04-06 |