Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D509494 | Cellular phone | Chang-Hwan Hwang, Chi-Young Ahn | 2005-09-13 |
| D504406 | Portable telephone | Chang-Hwan Hwang, Chi-Young Ahn | 2005-04-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D509494 | Cellular phone | Chang-Hwan Hwang, Chi-Young Ahn | 2005-09-13 |
| D504406 | Portable telephone | Chang-Hwan Hwang, Chi-Young Ahn | 2005-04-26 |