Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D826209 | Headphones | — | 2018-08-21 |
| D784956 | Headphone | — | 2017-04-25 |
| D482345 | Loudspeaker cabinet | Liz Teh Siew Cheng | 2003-11-18 |
| D481705 | Loudspeaker cabinet | Liz Teh Siew Cheng | 2003-11-04 |
| D481027 | Loudspeaker cabinet | Liz Teh Siew Cheng | 2003-10-21 |
| D480379 | Compact disc player with tuner and amplifier | Liz Teh Siew Cheng | 2003-10-07 |
| D480063 | Compact disc player with tuner and amplifier | Liz Teh Siew Cheng | 2003-09-30 |
| D479832 | Compact disc player with tuner and amplifier | Liz Teh Siew Cheng | 2003-09-23 |