Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11366407 | Structure to refill toner to development cartridge mounted in main body | Yong-Kwan Cho, Seung-gweon Lee, Jiwon Moon, Woongyong Choi, Yongnam Ahn +1 more | 2022-06-21 |
| 11294303 | Toner refill cartridge with pulverization member activated by elastic force | Sungchul Ahn, Seongho Jeong | 2022-04-05 |
| D907698 | Development cartridge for a printer | Ji-Won Moon, Seung-gweon Lee, Woong-Yong Choi, Yong-Kwan Cho, Yongnam Ahn +5 more | 2021-01-12 |
| D788217 | Printer cartridge | Ji-Won Moon, Seung-Chan Park, Yongkwan Cho, Donggeun Lee, Sungwook KANG | 2017-05-30 |
| D779589 | Development apparatus for printer | Ji-Won Moon, Seung-Chan Park, Donggeun Lee, Yongkwan Cho, Sungwook KANG | 2017-02-21 |