Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384707 | System and method for treatment of animal manure containing wastewater | Hari Bhushan Gupta, James M. Ceklosky, Ivan Zhu, David L. Berger, Daniel Bartram Scott +3 more | 2025-08-12 |
| 12338151 | Treatment of azoles | Alan G. Knapp | 2025-06-24 |
| 11332392 | Treatment of high peroxide waste streams | David L. Berger, Stanley R. Karrs | 2022-05-17 |
| 11208338 | Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process | Yongheng Huang, Michael W. Wismer, Lew Andrew Reyes, Xiangyi Qiao, Simon P. Dukes +1 more | 2021-12-28 |
| 10723645 | Concentration of wastewater to reduce flow rate, cost, and footprint of treatment system | Michael R. Riffe, Michael W. Wismer | 2020-07-28 |
| 10377648 | Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process | Yongheng Huang, Michael W. Wismer, Lew Andrew Reyes, Xiangyi Qiao, Simon P. Dukes +1 more | 2019-08-13 |
| 10125040 | Concentrating of wastewater to reduce flow rate, cost, and footprint of treatment system | Michael R. Riffe, Michael W. Wismer | 2018-11-13 |
| 6818129 | Ion exchange removal of metal ions from wastewater | Philip Mason Kemp, James L. Filson, Stanley R. Kaars | 2004-11-16 |
| 6346195 | Ion exchange removal of metal ions from wastewater | James L. Filson, Philip Mason Kemp, Stanley R. Kaars | 2002-02-12 |
| 6315906 | Removing metal ions from wastewater | James L. Filson, Philip Mason Kemp | 2001-11-13 |