Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8558458 | Exit light and emergency light which have function to indicate residual charge of battery | Sangmin BAE, Woo Seog Ryu, YoungGerl Ryu | 2013-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8558458 | Exit light and emergency light which have function to indicate residual charge of battery | Sangmin BAE, Woo Seog Ryu, YoungGerl Ryu | 2013-10-15 |