Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8019092 | Aural device with white noise generator | Yi-Cheng Yuan, Ching-Sheng Yu | 2011-09-13 |
| D625297 | Ear bud | Keng-Wen Tseng, Yi-Chin Lin | 2010-10-12 |
| D623859 | Storage case insert | Keng-Wen Tseng, Yi-Chin Lin | 2010-09-21 |