Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11089399 | Ear tip with wedge-shaped apertures and earpiece with the same | Woon Pheng Tan, Choon Kiat Teh | 2021-08-10 |
| 9386363 | Speaker apparatus suitable for use with a computer | Wong Hoo Sim, Jiunn Shyong Neo, Thean Kuie Christopher Chang, Kok Huan Ong | 2016-07-05 |