Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829400 | Manifold 3-stage water filtration system with heavy metals removal | Robert R. McDonald, Harry Joseph Knopke | 2020-11-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829400 | Manifold 3-stage water filtration system with heavy metals removal | Robert R. McDonald, Harry Joseph Knopke | 2020-11-10 |