Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597551 | Optical film | Yonggyun Cho, Sangyeup Lee, Wonyeob Kim, Wonseok Jang, Myounglae Kim | 2013-12-03 |
| 8570472 | Optical compensation film with hybrid arrangement of nematic liquid crystals consisting of connected mesogens with an angle and the method of manufacturing the same | Yonggyun Cho, KwangJin Chung, Cholho Lee, Yooseock Hwang, Hyukjun Kim +2 more | 2013-10-29 |