Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379789 | Smart pen and display device using the same | Ivan Maidanchuk, Chang-Min Park, Jin Yong Sim | 2025-08-05 |
| 12373043 | Optical pen | Ivan Maidanchuk, Jin Yong Sim, Chang-Min Park | 2025-07-29 |
| 12158999 | Display device and touch input system including the same | — | 2024-12-03 |
| 12067189 | Smart pen and display device using the same | Chang-Min Park, Jin Yong Sim, Ivan Maidanchuk, Won-Sang Park, Seong Jun Lee | 2024-08-20 |