Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D936028 | Smart phone | HoChun Yi, Yongbum Kim, Ilsup Yoon, Kyungju Kim, Dong Jin Seo | 2021-11-16 |
| D928782 | Visual display unit having rollable display | Dong Jin Seo, Soomin Ryou, Ilsup Yoon | 2021-08-24 |