Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345381 | Bulb-type light source | Jae Hyun Park, Seong Jin Lee | 2025-07-01 |
| 12237313 | Lighting-emitting device filament including electrode pads | Jae Hyun Park, Seong Jin Lee | 2025-02-25 |
| 12218290 | LED lighting apparatus having improved color rendering and LED filament | Jun Myung SONG, Seong Jin Lee | 2025-02-04 |