Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10305827 | Method and system for providing instant messaging service | Seung Hwan Van, Yong Hyun Kim, Sung Hwan Chang | 2019-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10305827 | Method and system for providing instant messaging service | Seung Hwan Van, Yong Hyun Kim, Sung Hwan Chang | 2019-05-28 |