Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D453506 | Clip-type microphone | Kevin Liou, Fang-Chang Hsieh, Ching-Wen Chang | 2002-02-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D453506 | Clip-type microphone | Kevin Liou, Fang-Chang Hsieh, Ching-Wen Chang | 2002-02-12 |