Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9133616 | High performance cementitious materials for flooring underlayment with enhanced impact sound insulation | Kwok Fai Cheung, Kin Ying Christopher Leung, Ka Cheong Ricky Luk | 2015-09-15 |