Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920822 | Device for preventing eavesdropping through speaker | Kwang-Uk Chu, In Ho Hwang, Jong Kyu Kim, Sang-Woo Cho | 2011-04-05 |
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Overall (2011): #322,023 of 364,097Top 90%
1
Patents 2011