Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8553900 | Noise reduction circuit with monitoring functionality | Chee Sin Cheah, Huoy Ru Rachel Koh | 2013-10-08 |
| 8391533 | Ear bud earphone with variable noise isolation, a cushion for an ear bud earphone and a corresponding method | Wong Hoo Sim, Fong Lin Leong, Thean Kuie Christopher Chang, Shin Huei Eric Seow | 2013-03-05 |