Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8512627 | Method for the production of an asymmetric hollow fiber membrane | Rong Wang, David Tee Liang | 2013-08-20 |
| 7875181 | Water treatment process | Tze Guan ONG, Stephen Tiong Lee Tay | 2011-01-25 |
| 7575715 | Methods for sterilizing medical devices using a hydrogen surface-mixed diffusion flame | David Tee Liang, Tuti Mariana Lim, Dong Li | 2009-08-18 |
| 7393452 | Compositions and methods for the treatment of wastewater and other waste | Stephen Tiong Lee Tay, Volodymyr Ivanov, Olena Stabnikova, Jing Wang | 2008-07-01 |
| 6793822 | Aerobic biomass granules for waste water treatment | Stephen Tiong Lee Tay, Kuan Yeow Show, Yu Liu, Volodymyr Ivanov | 2004-09-21 |