Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885473 | Vehicle lamp having a light source unit with chip laterally spaced from optical axis of optical unit and a reflector central axis tilted with respect to the optical axis | Dae Gon Kim, Dong Hyun Kim | 2024-01-30 |
| 10474034 | Phase shift mask | Il-Yong Jang, Jin Sang Yoon | 2019-11-12 |
| 10042246 | Method of manufacturing photomask | Jong-Keun Oh, Byung-Gook Kim, Jae-Hyuck Choi, Jun Y. Choi | 2018-08-07 |
| 9989857 | Photomask and method of forming the same and methods of manufacturing electronic device and display device using the photomask | Il-Yong Jang, Jin Sang Yoon | 2018-06-05 |
| 9417518 | Photomask and method of manufacturing the same | Jong-Keun Oh, Byung-Gook Kim, Jae-Hyuck Choi, Jun Y. Choi | 2016-08-16 |
| 9370805 | Method of megasonic cleaning of an object | Jae-Hyuck Choi, Won Jung Kim, Ho-Young Kim, Jong-Keun Oh, Chan-uk Jeon +1 more | 2016-06-21 |
| 9341941 | Reflective photomask blank, reflective photomask, and integrated circuit device manufactured by using reflective photomask | Han-shin Lee, Jae-Hyuck Choi, Soo-wan KOH, Jin Su Kim | 2016-05-17 |
| 9122177 | Apparatus for cleaning photomask | Yun-song Jeong, Sung-Jae Han, Kyung-noh Kim, Chan-uk Jeon | 2015-09-01 |
| 8784672 | Photomasks and methods of manufacturing the same | Jong-Keun Oh, Dae-Hyuk Kang, Chan-uk Jeon, Sung-Jae Han, Jung Jin Kim | 2014-07-22 |
| 8414708 | Method and apparatus for cleaning photomask | Yun-song Jeong, Sung-Jae Han, Kyung-noh Kim, Chan-uk Jeon | 2013-04-09 |
| 8293020 | Method of megasonic cleaning of an object | Jae-Hyuck Choi, Won Jung Kim, Ho-Young Kim, Jong-Keun Oh, Chan-uk Jeon +1 more | 2012-10-23 |
| 8058180 | Methods of fabricating a semiconductor device using a dilute aqueous solution of an ammonia and peroxide mixture | Doo Won Kwon, Chang-Sup Mun, Woo-Gwan Shim, Im-Soo Park, Yu-Kyung Kim +1 more | 2011-11-15 |
| 7989123 | Photomask including ion trapping layer and method of manufacturing semiconductor device using the photomask | Han-shin Lee, Jae-Hyuck Choi, Hae-Young Jeong, Jin-sik Jung, Jong-Keun Oh +1 more | 2011-08-02 |
| 7435301 | Cleaning solution of silicon germanium layer and cleaning method using the same | Chang-Sup Mun, Doo Won Kwon, Chang-Ki Hong, Sang-jun Choi | 2008-10-14 |
| 7354868 | Methods of fabricating a semiconductor device using a dilute aqueous solution of an ammonia and peroxide mixture | Doo Won Kwon, Chang-Sup Mun, Woo-Gwan Shim, Im-Soo Park, Yu-Kyung Kim +1 more | 2008-04-08 |
| 7318870 | Method of cleaning semiconductor substrate | Dong-Gyun Han, Young Jun Kim, Ki-Jong Park | 2008-01-15 |
| 7262141 | Methods for cleaning a semiconductor substrate having a recess channel region | Chang-Ki Hong, Sang-jun Choi, Dong-Gyun Han | 2007-08-28 |
| 7176041 | PAA-based etchant, methods of using same, and resultant structures | Hyo-San Lee, Chang-Ki Hong, Sang-jun Choi | 2007-02-13 |
| 6844229 | Method of manufacturing semiconductor device having storage electrode of capacitor | Moon Hee Lee, Woo-Gwan Shim, Jong Ho Chung | 2005-01-18 |
| 6565736 | WET PROCESS FOR SEMICONDUCTOR DEVICE FABRICATION USING ANODE WATER CONTAINING OXIDATIVE SUBSTANCES AND CATHODE WATER CONTAINING REDUCTIVE SUBSTANCES, AND ANODE WATER AND CATHODE WATER USED IN THE WET PROCESS | Im-Soo Park, Kun-Tack Lee, Young Min Kwon, Sang-rok Hah, Woo-Gwan Shim | 2003-05-20 |