Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D771227 | Baby cushioned potty seat with handle | — | 2016-11-08 |
| 8888552 | Twistable and connectable block | Darryl J. Wizenberg, Sin Yan Chua, Ying Fai Lai, Pui Kwan Woo, Chun Kit Tong | 2014-11-18 |
| D706402 | Toilet cover | — | 2014-06-03 |
| D702774 | Twistable and connectable block | Darryl J. Wizenberg, Sin Yan Chua, Ying Fai Lai, Pui Kwan Woo, Chun Kit Tong | 2014-04-15 |