Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345443 | Air purifier and air purifying method | Joonseon Jeong, Sejin Yook, Dongwook Kim, Jinkyu Kang, Hyun Chul Lee +1 more | 2025-07-01 |
| 11338240 | Particulate matter collecting apparatus | Joonseon Jeong, Sejin Yook, Kitae Park, Gihyun Song, Hyoungwoo Choi +2 more | 2022-05-24 |