Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354458 | Sequencing batch liquid treatment | Lawrence K. Wang, Lubomyr Kurylko | 1994-10-11 |
| 5275732 | Combined coarse and fine bubble separation system | Lawrence K. Wang, Lubomyr Kurylko | 1994-01-04 |
| 5240600 | Water and wastewater treatment system | Lawrence K. Wang, Lubomyr Kurylko | 1993-08-31 |
| 5236595 | Method and apparatus for filtration with plural ultraviolet treatment stages | Lawrence K. Wang, Lubomyr Kurylko | 1993-08-17 |
| 5232584 | Method and apparatus for purifying and compacting solid wastes | Lawrence K. Wang | 1993-08-03 |
| 5190659 | Contamination removal system employing filtration and plural ultraviolet and chemical treatment steps and treatment mode controller | Lawrence K. Wang, Lubomry Kurylko | 1993-03-02 |
| 5167806 | Gas dissolving and releasing liquid treatment system | Lawrence K. Wang, Lubomyr Kurylko | 1992-12-01 |
| 5084165 | Water treatment apparatus | Lawrence K. Wang, Chong S. Hwang, Harold Rhow | 1992-01-28 |
| 5069783 | Liquid treatment apparatus | Lawrence K. Wang, Chong S. Hwang, Harold Rhow | 1991-12-03 |
| 5068031 | Sludge treatment apparatus | Lawrence K. Wang, Chong S. Hwang, Harold Rhow | 1991-11-26 |
| 5064531 | Water filtration apparatus | Lawrence K. Wang, Chong S. Hwang, Harold Rhow | 1991-11-12 |
| 5049320 | Gas dissolving system and method | Lawrence K. Wang, Lubomyr Kurylko | 1991-09-17 |