Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079155 | Refrigerator and control method thereof | Yonghyun KIM | 2021-08-03 |
| 11057965 | Control device of water purifier, water purifier, and control method thereof | Yonghyun KIM, Kobong Choi, Jewook Jeon | 2021-07-06 |
| 10905987 | Water purifying apparatus and filter structure | Jimin You, Uison Hwang, Youngjae Kim, Gyeonghwan Kweon | 2021-02-02 |