Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235923 | Flat panel above-ground storage tank | William C. Polacek, Randall Shank | 2022-02-01 |
| 11230853 | Large capacity above ground impoundment tank | — | 2022-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235923 | Flat panel above-ground storage tank | William C. Polacek, Randall Shank | 2022-02-01 |
| 11230853 | Large capacity above ground impoundment tank | — | 2022-01-25 |