Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10391748 | Plastic film laminate | Joon Koo Kang, Hang Suk Choi, Yeong Rae Chang | 2019-08-27 |
| 10353230 | Electronic blackboard | Soon-Hwa Jung, Kyung Ki Hong, Yeong Rae Chang, Jin Young Park, Joon Koo Kang +1 more | 2019-07-16 |
| 10254788 | Plastic film | Joon Koo Kang, Hang Suk Choi, Soon-Hwa Jung, Eun Kyu Her | 2019-04-09 |
| 10233355 | Flexible plastic film | Hye Min Kim, Soon-Hwa Jung, Jin Young Park, Yeong Rae Chang | 2019-03-19 |