Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339556 | Color-changing polymer composition, ion-conductive composition, transparent electrode layer composition, and electrochromic device comprising same | Dong Eun Cha, Jong Seung Park | 2025-06-24 |
| 12292666 | Color-changeable plastic | Dong Eun Cha, Hyun Kyung Kim, Jong Seung Park | 2025-05-06 |