Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965668 | Device for managing temperature | Seung Kil Son, Chang Heoi Heo, Jung Keom Kim | 2024-04-23 |
| 11703253 | Water heating apparatus and method for controlling the apparatus | Chang Heoi Heo, Yong Song | 2023-07-18 |