Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10943573 | Audio output monitoring for failure detection of warning sound playback | Yu-Hsiang Lin, Chih-Hsing Chu, Ching-He Sun | 2021-03-09 |
| 10937434 | Audio output monitoring for failure detection of warning sound playback | Yu-Hsiang Lin, Chih-Hsing Chu, Ching-He Sun | 2021-03-02 |