Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D906284 | Playback device | Mieko Kusano, Wai-Loong Lim, Hilmar Lehnert, Ong Kok Aun | 2020-12-29 |
| D842271 | Playback device | Mieko Kusano, Wai-Loong Lim, Hilmar Lehnert, Ong Kok Aun | 2019-03-05 |
| D759629 | Playback device | Mieko Kusano, Wai-Loong Lim, Hilmar Lehnert, Ong Kok Aun | 2016-06-21 |
| D721352 | Playback device | Mieko Kusano, Wai-Loong Lim, Hilmar Lehnert, Ong Kok Aun | 2015-01-20 |