Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9996248 | Apparatus and method for providing private chat in group chat | Tae-Gun Park, Jang-seok Seo | 2018-06-12 |
| 7684822 | Mobile terminal and method for changing mode thereof | Ji Sun Yang, Bo Hyun Song | 2010-03-23 |