Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486279 | Oil drain plug apparatus | Seong-Min Kang, Seon Yeong Jung, Eun Sek Choi | 2022-11-01 |
| 11229582 | Patch for tooth attachment able to be removed by tooth brushing | Jong Hoon Kim, Jae Hyun Ahn, In Ho Lee, Woo-Sun Shim | 2022-01-25 |