Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209750 | Toner refill cartridge with holder holding memory unit thereon and rotatable with respect to cartridge body | Ji-Won Moon | 2021-12-28 |
| 11126113 | Structure for releasing internal pressure in development cartridge when refilling toner | Seung-gweon Lee, Ji-Won Moon, Yong Il Moon, Yong Nam Ahn, Jin Hwa Hong | 2021-09-21 |
| 11112727 | Interface structure for toner refill cartridge and toner refill portion | Yong Il Moon | 2021-09-07 |
| 11112728 | Structure for selectively locking toner inlet shutter of toner refill portion based on rotational phase of toner refill cartridge | Yong-Kwan Cho | 2021-09-07 |
| 11036164 | Toner cartridge for refilling toner by using elastic force | Seung-gweon Lee, Jin Hwa Hong | 2021-06-15 |
| D907698 | Development cartridge for a printer | Ji-Won Moon, Seung-gweon Lee, Yong-Kwan Cho, Yongil Moon, Yongnam Ahn +5 more | 2021-01-12 |