Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11659901 | Ring with rotation and lock function to display multiple anniversaries | — | 2023-05-30 |
| 11607018 | Ring with rotation and lock function to selectively display multiple jewels | — | 2023-03-21 |
| 11557728 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Chi-Sik Kim, Hong-Se OH, Dong-Hyung LEE | 2023-01-17 |