Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066940 | Apparatus and method for removing arsenic and inorganic compositions from water | Rolf Engelhard | 2011-11-29 |
| 8066941 | Apparatus and method for purifying water in a storage tank | Rolf Engelhard | 2011-11-29 |
| 8048316 | Method and apparatus for reducing microorganisms in water | — | 2011-11-01 |