Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151039 | Systems and methods of protecting electrolysis cell sidewalls | Xinghua Liu, Jeff Ward, Douglas A. Weirauch, Jr., Frankie E. Phelps, Joseph M. Dynys +1 more | 2018-12-11 |
| 9771659 | Systems and methods of protecting electrolysis cell sidewalls | Xinghua Liu, Douglas A. Weirauch, Jr., Frankie E. Phelps, Joseph M. Dynys, Robert A. DiMilia | 2017-09-26 |
| 8673152 | Methods for polishing wastewater utilizing a bed of commingled bauxite residue and iron filings | John R. Smith, Jaw K. Fu, Rajat Ghosh, Kevin Kitzman, Robert Horger +4 more | 2014-03-18 |
| 8206586 | Systems for polishing wastewater utilizing natural media filtration | John R. Smith, Jaw K. Fu, Rajat Ghosh, Kevin Kitzman, Robert Horger +4 more | 2012-06-26 |