Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12370559 | Air purifying filter | Jung-Ryun Lee, Seung Jae Baeck, Ok Chun Hyun, Hyung Ho Park, Chi-Young Choi | 2025-07-29 |
| 9746192 | Air conditioner | Jin Hyouk Shin, Yee Kyeong Jung, Hoon Cheol Jeon, Sung Hwa Lee, Hyung Ho Park | 2017-08-29 |