Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535974 | Multi-functional storage system comprising a recirculation module | Dong Hun Lee, Gyeongcheol Sin, Jin Min Kim, Sung Hwan Heo, In-Kyu Back +2 more | 2022-12-27 |
| 11320158 | Multifunctional circulation system enabling purification of outside air | Dong Wook Kim, Chan-Jung Park, Sun-Dug Kwon, Dong Hun Lee, In-Kyu Back | 2022-05-03 |
| 11229870 | Robot purifier capable of rotating vertically and horizontally | Han-Soo Kim, Jung-Yeon Kim, Tae-Kyung Kang, Dong Hui Kim, Sang-Woo Kang | 2022-01-25 |