Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190659 | Contamination removal system employing filtration and plural ultraviolet and chemical treatment steps and treatment mode controller | Lawrence K. Wang, Mu H. S. Wang | 1993-03-02 |
| 5122166 | Removal of volatile compounds and surfactants from liquid | Orest Hyrcyk, Lawrence K. Wang | 1992-06-16 |