Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9675152 | Electronic security bag controlled by mobile phone | Kang S. Lim, Won Sik Oh, Young-Bae Kwon, Jun Hui CHO, Ho-jin Lim | 2017-06-13 |
| 9230705 | Portable latent fingerprint developing apparatus | Won Sik Oh, Hee Yeong Hwang, Sung Bin Yim, Nack-Do Sung, Yong Bok Choi +3 more | 2016-01-05 |