Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10523812 | Method and system for providing ringback tone service and ringtone service in Voice over Internet Protocol (VoIP) call service | Deok Yong Ahn, Sanghyuk Suh, Keum Ryong Kim, Tae Jeong LEE, Min Jeong Kim +4 more | 2019-12-31 |
| 10497597 | Electrostatic chuck assembly and substrate processing apparatus including the same | Sangdong Kwon, Tae Hwa Kim, Minjoon Park | 2019-12-03 |
| 10473980 | In-plane switching mode liquid crystal display device comprising an in-cell retarder and first and second optical compensation films | Jeonghwan Kim, Yonghak PARK, SooWon Hwang | 2019-11-12 |
| 10466823 | Electronic device | Sanghyun Jun, Hwan Hee Jeong, Kicheol Kim, Hyun-Wook Cho | 2019-11-05 |
| 10439144 | Organic compound for electronic device comprising fused-core structure, organic optoelectronic device comprising same, and display device | Jongwook PARK | 2019-10-08 |