Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774877 | Developer cartridge including structure for detecting developer end | Jonghyun Park, Jeonghyun Lee | 2023-10-03 |
| 11112724 | Structure for detecting developer level in developer cartridge | Jong-Hyun Park, Myung-kook Ahn | 2021-09-07 |
| 11016415 | Development cartridge with developer inlet for refilling developer and cap sealing developer inlet | Hojin Jang, Daeho Kim, Jong-Hyun Park, Jong-Hwa Park | 2021-05-25 |