Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392989 | Optical path changing unit and lens assembly comprising same | Hak Ku YOON, Myung Won CHOI, Dong-Sung Lee | 2025-08-19 |
| 12132988 | Lens assembly provided with optical path changing unit | Hak Ku YOON, Myung Won CHOI | 2024-10-29 |
| 11474320 | Lens assembly | Hak Ku YOON, Myung Won CHOI, Dong-Sung Lee | 2022-10-18 |
| 11008428 | Polymer composite strengthened with carbon fiber surface-modified by plasma treatment and method for producing polymer composite | Eung Seok Lee, Choonghyun Lee | 2021-05-18 |
| 10901172 | Camera lens assembly | Myung Won CHOI, Hak Ku YOON, Dong-Sung Lee | 2021-01-26 |
| 10781332 | Wear-resistant and low-friction polymer composite comprising nano-diamond powder treated with hydrogen plasma, and method for producing polymer composite | Eung Seok Lee | 2020-09-22 |
| 10647827 | Polymer composite strengthened with carbon fiber surface-modified by plasma treatment and method for producing polymer composite | Eung Seok Lee, Choonghyun Lee | 2020-05-12 |
| 10237458 | Filter switching device used for camera module and mobile device including camera module | Hak Ku YOON, Myung Won CHOI | 2019-03-19 |
| 9957456 | Carbon layer derived from carbide ceramics and preparation method thereof | Min-Gun Jeong, Seo-hyun Yoon | 2018-05-01 |
| 9493677 | Polishing composition, method for fabricating thereof and method of chemical mechanical polishing using the same | Il Ho Yang, Seung-Koo Lee, Dong Hee SHIN, Dong Hyeon LEE, Yang Bok Lee | 2016-11-15 |
| 9472815 | Separator for fuel cell and method for manufacturing the same | Chi-Seung Lee, Seong Il Heo, Suk Min Baeck, Jun Ho Jang, Sang Mun Jin +3 more | 2016-10-18 |
| 9068110 | Polishing slurry and chemical mechanical planarization method using the same | Dong Hee SHIN, Dong Hyeon LEE, Il Ho Yang, Yang Bok Lee | 2015-06-30 |
| 8337102 | Shutter device for camera | Kyung Ho Kim, Jin Chul Ahn, Tae Jin Kim, Ho Young Jung | 2012-12-25 |
| 7941043 | Automatic focal point control for camera | Kyung Ho Kim, Jae Hyuk Lee | 2011-05-10 |
| 6877842 | Bubble-jet type ink-jet printhead | Jae-ho Moon, O-hyun Baek | 2005-04-12 |
| 6502933 | Ink cartridge for ink jet printer | Jae-ho Moon, Jeong-seon Kim | 2003-01-07 |
| 6422689 | Inkjet print head | Jae-ho Moon | 2002-07-23 |
| 6412913 | Ink jet printer head and method for discharging ink from an ink jet printer head using a fluid pressure | Jae-ho Moon | 2002-07-02 |
| 6378991 | Thermal-compression type fluid jetting apparatus using ink | Jae-ho Moon | 2002-04-30 |
| 6378998 | Ink tank for ink jet printer | Jae-ho Moon | 2002-04-30 |
| 6292286 | Plate for rotatably supporting a light path refraction plate in multi-directions and an image processing device employing the same | Sung-hee Lee, Jong Cheon Kim | 2001-09-18 |