Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D928853 | Front door with digital signage | Hyunchul Kim, Kiyeal Seo | 2021-08-24 |
| D925619 | Front door with digital signage | Hyunchul Kim, Kiyeal Seo | 2021-07-20 |
| D917070 | Door with a door lock | Kiyeal Seo, Hyunchul Kim, Jonghak Lee, Joungyoung Joung | 2021-04-20 |