Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778541 | Acousto-optic element, acousto-optic element array, and display apparatus including the acousto-optic element | Seung-hoon Han, Hae Kwan Oh, Hong-seok Lee, Eun-hyoung Cho, Kee Keun Lee | 2017-10-03 |
| 9720547 | Optical apparatus including non-electric type touch panel | Seung-hoon Han, Hong-seok Lee, Wan-joo Maeng | 2017-08-01 |