Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9818972 | Organic light emitting device and method for preparing the same | Sang-jun Choi, Won-Duk Jung | 2017-11-14 |
| 9099662 | Substrate and display device including the same | Sang-jun Choi, Won-Duk Jung | 2015-08-04 |
| 8278221 | Method of forming a hard mask and method of forming a fine pattern of semiconductor device using the same | Cha-Won Koh, Han-ku Cho, Gi-Sung Yeo, Joon-soo Park, Ji-Young Lee | 2012-10-02 |
| 8003543 | Method of forming a hard mask and method of forming a fine pattern of semiconductor device using the same | Cha-Won Koh, Han-ku Cho, Gi-Sung Yeo, Joon-soo Park, Ji-Young Lee | 2011-08-23 |
| 7829437 | Method of manufacturing a semiconductor device | Young-Hoo Kim, Hyun Soo Park, Byung-Hong Chung | 2010-11-09 |
| 7732341 | Method of forming a hard mask and method of forming a fine pattern of semiconductor device using the same | Cha-Won Koh, Han-ku Cho, Gi-Sung Yeo, Joon-soo Park, Ji-Young Lee | 2010-06-08 |
| 7687369 | Method of forming fine metal patterns for a semiconductor device using a damascene process | Cha-Won Koh, Gi-Sung Yeo, Sang Jin Kim, Sung-Gon Jung | 2010-03-30 |
| 7678650 | Nonvolatile memory device and method of manufacturing the same | Cha-Won Koh, Byung-Hong Chung, Sang-Gyun Woo, Seok-Hwan Oh, Jai-Hyuk Song +2 more | 2010-03-16 |
| 7645668 | Charge trapping type semiconductor memory device and method of manufacturing the same | Chang-Seob Kim, Won Jin Kim, Guk-Hyon Yon | 2010-01-12 |
| 7560768 | Nonvolatile memory device and method of manufacturing the same | Cha-Won Koh, Byung-Hong Chung, Sang-Gyun Woo, Seok-Hwan Oh, Jai-Hyuk Song +2 more | 2009-07-14 |
| 7540970 | Methods of fabricating a semiconductor device | Cha-Won Koh, Sang-Gyun Woo, Kyeong-Koo Chi, Seok-Hwan Oh, Gi-Sung Yeo +2 more | 2009-06-02 |
| 7097949 | Phase edge phase shift mask enforcing a width of a field gate image and fabrication method thereof | Dong Hyun Kim, Moon-Hyun Yoo, Yoo H. Kim, Chul-Hong Park, Soo Han Choi +2 more | 2006-08-29 |
| 7089947 | Apparatus and method for cleaning a semiconductor wafer | In-jun Yeo, Byoung-Moon Yoon, Kyung-Hyun Kim, Sang-rok Hah, Hyun Ho Jo | 2006-08-15 |
| 7017597 | Megasonic cleaning apparatus for fabricating semiconductor device | Byoung-Moon Yoon, In-jun Yeo, Sang-rok Hah, Kyung-Hyun Kim, Hyun Ho Jo | 2006-03-28 |
| 6843257 | Wafer cleaning system | In-jun Yeo, Kyung-Hyun Kim, Byoung-Moon Yoon, Hyun Ho Cho, Sang-rok Hah | 2005-01-18 |
| 6841338 | Photoresist composition and method of forming a photoresist pattern with a controlled remnant ratio | Dae-Youp Lee, Do-Yul Yoo, Jeung-woo Lee | 2005-01-11 |
| 6649471 | Method of planarizing non-volatile memory device | Min-Soo Cho, Dong-Jun KIM, Eui-Youl Ryu, Dai-Goun Kim, Young-Hee Kim +3 more | 2003-11-18 |
| 6372042 | System for processing semiconductor wafers producing a downward laminar flow of clean air in front of baking units | Woo-Dong Sung, Sam S. Han, Chang-wook Oh | 2002-04-16 |