Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10054124 | Submersible water circulation system for enclosed tanks | Douglas P. Walter, Joel J. Bleth, Willard R. Tormaschy, Jonathan L. Zent | 2018-08-21 |
| 10029924 | Method and apparatus for treating potable water in municipal and similar water tanks | Jonathan L. Zent, Willard R. Tormaschy, Joel J. Bleth, Gary A. Kudrna, Douglas P. Walter | 2018-07-24 |
| 9908792 | Portable unit for treating potable water in municipal and similar water distribution systems | Jonathan L. Zent, Gary A. Kudrna, Willard R. Tormaschy, Joel J. Bleth | 2018-03-06 |