Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D955541 | Air purifier | Hwan-Dong Lee, Sang-Hoon Yoon, Hyun-Woo Yoon, Kang Kyung Lee | 2022-06-21 |
| D955542 | Air purifier | Hwan-Dong Lee, Sang-Hoon Yoon, Hyun-Woo Yoon, Kang Kyung Lee | 2022-06-21 |
| D955543 | Air purifier | Hwan-Dong Lee, Sang-Hoon Yoon, Hyun-Woo Yoon, Kang Kyung Lee | 2022-06-21 |
| D954925 | Air purifier | Hwan-Dong Lee, Sang-Hoon Yoon, Hyun-Woo Yoon, Kang Kyung Lee | 2022-06-14 |