Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11446590 | Methods for cleaning filtration system media | Howard Carmichael Boyd | 2022-09-20 |
| 10864465 | Methods for cleaning filtration system media | Howard Carmichael Boyd | 2020-12-15 |
| 7799223 | Biological nutrient removal process and process control for same | Adrian F. Carolan, John K. Shepherd, Jr. | 2010-09-21 |
| 7544299 | Biological nutrient removal process and process control for same | Adrian F. Carolan, John K. Shepherd, Jr. | 2009-06-09 |
| 7416669 | Biological nutrient removal process and process control system for same | Adrian F. Carolan, John K. Shepherd, Jr. | 2008-08-26 |