Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12341027 | Treating vessel and liquid processing apparatus | Dae Sung Kim, Sang Eun NOH, Jae Hoon Park | 2025-06-24 |
| 11714356 | Bake unit and apparatus for treating substrate | Jun Ho Kim, Sang Hoon Lee, Jong Seok SEO, Gyeong Won SONG | 2023-08-01 |
| 10884358 | Developing device having an air discharge path | Jong-Hyun Park, Oh-dug Kwon, Dong Geun Lee | 2021-01-05 |
| 10558144 | Developing cartridge, developing apparatus and image forming apparatus having the same | Jong-In Kim, Seong-woong Yang, Woong-Yong Choi, Jin Hwa Hong | 2020-02-11 |
| 10466621 | Developing cartridge and electrophotographic image forming apparatus employing same | Young-chae Kim, Yun-kyu Sim, Gun-soo Chang | 2019-11-05 |
| 10139750 | Developing cartridge, developing apparatus and image forming apparatus having the same | Jong-In Kim, Seong-woong Yang, Woong-Yong Choi, Jin Hwa Hong | 2018-11-27 |
| D833519 | Cartridge | Seong-woong Yang, Jong-In Kim, Yun-Kyu Shim, Sang Hoon Lee, Seung-gweon Lee +2 more | 2018-11-13 |
| D833520 | Cartridge | Seong-woong Yang, Jong-In Kim, Yun-Kyu Shim, Sang Hoon Lee, Seung-gweon Lee +2 more | 2018-11-13 |
| D832340 | Cartridge | Seong-woong Yang, Jong-In Kim, Yun-Kyu Shim, Sang Hoon Lee, Seung-gweon Lee +2 more | 2018-10-30 |
| 9746801 | Cartridges and electrophotographic image forming apparatus using the same | Jin Hwa Hong, Seung-gweon Lee, Jong-In Kim, Sung Min Park | 2017-08-29 |
| D786344 | Cartridge for printer | Seung-gweon Lee, Young-chae Kim, Sang Hoon Lee, Ki Hyun Yoo | 2017-05-09 |
| D774592 | Cartridge for printer | Seung-gweon Lee, Young-chae Kim, Sang Hoon Lee, Ki Hyun Yoo | 2016-12-20 |
| 9465357 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Woong-Yong Choi, Oh-dug Kwon, Yun-kyu Sim, Jong-In Kim | 2016-10-11 |
| 9465350 | Toner cartridge and electrophotographic image forming apparatus using the same | Dong Geun Lee, Byeong-no Jeong, Ji-Won Moon, Seung-Chan Park | 2016-10-11 |
| D765164 | Printer developer | Seung-Chan Park, Sang Hoon Lee, Ji-Won Moon, Dong-cheol Ahn, Yong Il Moon +2 more | 2016-08-30 |
| D755888 | Toner cartridge | Sang Hoon Lee, Ji-Won Moon, Seung-Chan Park, Dong-cheol Ahn, Yong Il Moon +2 more | 2016-05-10 |
| D755283 | Toner cartridge | Sang Hoon Lee, Ji-Won Moon, Seung-Chan Park, Dong-cheol Ahn, Yong Il Moon +2 more | 2016-05-03 |
| 9323213 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Joon Hee Kim, Yun-kyu Sim | 2016-04-26 |
| D754248 | Toner cartridge | Ji-Won Moon, Seung-Chan Park, Sang Hoon Lee, Dong-cheol Ahn, Yong Il Moon +2 more | 2016-04-19 |
| D754247 | Toner cartridge | Sang Hoon Lee, Ji-Won Moon, Seung-Chan Park, Dong-cheol Ahn, Yong Il Moon +2 more | 2016-04-19 |
| 9256198 | Electrophotographic image forming apparatus and development cartridge | Sang Hoon Lee, Seung-gweon Lee | 2016-02-09 |
| 9235188 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Joon Hee Kim, Oh-dug Kwon | 2016-01-12 |
| 9182739 | Electrophotographic image forming apparatus | Sang Hoon Lee, Young-chae Kim, Sang Jin Park, Dong-cheol Ahn, Ki Hyun Yoo +1 more | 2015-11-10 |
| 9104169 | Electrophotographic image forming apparatus | Young-chae Kim, Sang Jin Park, Ki Hyun Yoo, Sang Hoon Lee, Seung-gweon Lee | 2015-08-11 |
| D728014 | Cartridge for printer | Seung-gweon Lee, Young-chae Kim, Sang Hoon Lee, Ki Hyun Yoo | 2015-04-28 |