Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7574194 | Emergency call system and control method thereof | Sung-Chul Yang | 2009-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7574194 | Emergency call system and control method thereof | Sung-Chul Yang | 2009-08-11 |