Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119749 | Refrigerator | Yong Soo Kyong, Jea Won Lee, Jeong Su Han | 2018-11-06 |
| 9937453 | Contamination sensor, air purifier having the same and control method thereof | Kee Hwan KA, Chun Seong Kim, Jung Kwon Kim, Jeong Su Han | 2018-04-10 |