Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404196 | Systems and methods for removing phosphorus from water | LaVerne Gregorich, Jeremy Schiller, Simon Larson, John D. Ewing | 2025-09-02 |
| 11571638 | Methods and systems for enhanced dissolved gas floatation | Curtis D. Cooley, Chad L. Felch | 2023-02-07 |
| 10189723 | Multi-media stratified filtration | Chad L. Felch, Eric A. Lorge, Matthew Patterson | 2019-01-29 |
| 9782694 | Composite media for water treatment processes and methods of using same | Chad L. Felch, Matthew Patterson, Eric A. Lorge | 2017-10-10 |
| 8753524 | Composite media for water treatment processes and methods of using same | Chad L. Felch, Matthew Patterson | 2014-06-17 |