Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084165 | Water treatment apparatus | Lawrence K. Wang, Mu H. S. Wang, Chong S. Hwang | 1992-01-28 |
| 5069783 | Liquid treatment apparatus | Lawrence K. Wang, Mu H. S. Wang, Chong S. Hwang | 1991-12-03 |
| 5068031 | Sludge treatment apparatus | Lawrence K. Wang, Mu H. S. Wang, Chong S. Hwang | 1991-11-26 |
| 5064531 | Water filtration apparatus | Lawrence K. Wang, Mu H. S. Wang, Chong S. Hwang | 1991-11-12 |