Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806593 | Thin film electret microphone | Yu-Chong Tai, Tseng-Yang Hsu | 2004-10-19 |
WH
Wen-Hsuan Hsieh
Overall (2004): #90,352 of 270,089Top 35%
1
Patents 2004