Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9980484 | Chitosan based high performance filter with self-regenerating ability | Jifan LI, Ka Chun LEE, Wai Yan Chan, Mui Chan, Kai Ming Yeung | 2018-05-29 |
| 9731227 | Household water filter element for removing radioactive substances | Jifan LI, Ka Chun LEE, Wai Yan Chan | 2017-08-15 |
| 8852333 | Multi-functional environmental coating composition with mesoporous silica nanomaterials | Ka Wai Wong, Xinghua Li, Wing Yee Cheng, Ka Cheong Ricky Luk | 2014-10-07 |