Issued Patents 2019
Showing 1–3 of 3 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, Jaehyun Lee +4 more | 2019-12-31 |
| 10259977 | Adhesive composition for touch screen panel, optical adhesive film and touch screen panel | Won Ho Kim, Sle Lee, Chan-Oh Yoon, Jang Soon Kim, Eun-Kyung Park +2 more | 2019-04-16 |
| 10240140 | Expression system for psicose epimerase and production for psicose using the same | Jin Sol Heo, Hye Jung Kim, Jeong Yoon Choi, Chong Jin Park, Kang Pyo Lee | 2019-03-26 |