Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422775 | Unlocking toner cartridge by click operation | Changwoo Lee, Jaeil Yu, Jeongyeon Park | 2025-09-23 |
| 11485593 | Pickup roller rotated by driving force for moving knock-up plate | DaeLim Shin | 2022-11-01 |