Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11539098 | Venting device and method for manufacturing the same | Na Yoon Kim, Sang Hun Kim, Hyung Kyun Yu, Soo Ji Hwang | 2022-12-27 |
| 11355813 | Venting device and method for manufacturing the same | Sang Hun Kim, Na Yoon Kim, Hyung Kyun Yu | 2022-06-07 |