Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10135256 | Non-contact power transmission device and location-based service system using the same | Sung Heum Park, Hyung Wook Cho, Sang Ho Cho, Sang Beom Lee, Ki Won Chang +3 more | 2018-11-20 |
| 9887593 | Non-contact type power transmitting apparatus, non-contact type power receiving apparatus, and non-contact type power transceiving apparatus | Sung Uk Lee, Ki Won Chang, Chul Gyun Park, Soon Tack Oh, Ji Hoon Kim | 2018-02-06 |