Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12242193 | Coating compositions for use with an overcoated photoresist | Eui Hyun Ryu, Jin Hong Park, You Rim Shin, Ji-Hon Kang, Jung-June Lee | 2025-03-04 |
| 12228858 | Coating composition for forming resist underlayer film for EUV lithography process | Jae Hwan Sim, Suwoong Kim, Jin Hong Park, Myung Yeol Kim, Yoo-Jin Ghang | 2025-02-18 |
| 11822248 | Coating compositions for use with an overcoated photoresist | Eui Hyun Ryu, Jin Hong Park, You Rim Shin, Ji-Hon Kang, Jung-June Lee | 2023-11-21 |
| 11567409 | Polymers, underlayer coating compositions comprising the same, and patterning methods | Jung-June Lee, Suwoong Kim, Min-Kyung Jang, Jin Hong Park, Jae Hwan Sim | 2023-01-31 |
| 11493845 | Organic bottom antireflective coating composition for nanolithography | Jae Hwan Sim, So Yeon Kim, Jung Kyu Jo, Hye-Won Lee, Jihoon Kang +1 more | 2022-11-08 |
| 11448964 | Coating compositions for use with an overcoated photoresist | Jung-June Lee, Jun-Han Yun, Ji Hoon Kang | 2022-09-20 |
| 11269252 | Method for forming pattern using antireflective coating composition including photoacid generator | Jung-June Lee, Jae Yun Ahn, Jae Hwan Sim, Emad Aqad, Myung Yeol Kim | 2022-03-08 |
| 11262656 | Coating compositions for use with an overcoated photoresist | Jae Hwan Sim, Hye-Won Lee, EunHye Cho, Jung Kyu Jo, Jin Hong Park +1 more | 2022-03-01 |
| 11092894 | Method for forming pattern using anti-reflective coating composition comprising photoacid generator | Jihoon Kang, Hye-Won Lee, Seung-Uk Lee, Sook Lee | 2021-08-17 |
| 10527942 | Coating compositions for use with an overcoated photoresist | Jae Hwan Sim, Jung Kyu Jo, EunHye Cho, Hye-Won Lee, Jin Hong Park +1 more | 2020-01-07 |
| 10429737 | Antireflective compositions with thermal acid generators | Jung-June Lee | 2019-10-01 |
| 9676903 | Polyester resin and method for preparing the same | Roy Lee, Jong-Ryang Kim, Won Jae Yoon, Dong Jin Kim, Kyu Tae Park +1 more | 2017-06-13 |
| 9558987 | Gap-fill methods | Jae Hwan Sim, Jin Hong Park, Jung Kyu Jo, Cheng-Bai Xu, Jong Keun Park +2 more | 2017-01-31 |
| 9546248 | Polyarylene sulfide having excellent processability and preparation method thereof | Kyu Tae Park, Sung-Gi Kim, Il-Hoon Cha, Se-Ho Lee | 2017-01-17 |
| 9324604 | Gap-fill methods | Jae Hwan Sim, Jung Kyu Jo, Bon-Ki Ku, Cheng-Bai Xu | 2016-04-26 |
| 9255183 | Polyarylene sulfide having reduced outgassing and preparation method thereof | Sung-Gi Kim, Il-Hoon Cha | 2016-02-09 |
| 9163119 | Method for preparing polyarylene sulfide with reduced free iodine content | Yong-Jun Shin, Sung-Gi Kim, Joon-Sang Cho, Il-Hoon Cha | 2015-10-20 |
| 9138730 | Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using it | Yong-Jin Yi, Il-Hoon Cha, Han-Seok Kim, Yong Ki Park, Won Choon Choi +1 more | 2015-09-22 |
| 9108180 | Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using it | Yong-Jin Yi, Il-Hoon Cha, Han-Seok Kim, Yong Ki Park, Won Choon Choi +1 more | 2015-08-18 |
| 9074048 | Polyarylene sulfide and preparation method thereof | Sung-Gi Kim, Se-Ho Lee | 2015-07-07 |
| 9023920 | High-strength polyphenylene sulfide/polyethylene terephthalate blend resin composition and method for preparing the same | Sung-Gi Kim, Jong-In Lee, Chang-Hyun Lee, Sung-Su Bae, Sang-Mook Lee | 2015-05-05 |
| 8895765 | Method and apparatus for preparing alkyl ester fatty acid using fatty acid | Soo Hyun Kim, Hyun Jun Cho, Chan-Woo Moon, Byoung-Kyung Ham | 2014-11-25 |
| 8859720 | Method for preparing polyarylene sulfide | Yong-Jun Shin, Joon-Sang Cho, Il-Hoon Cha, Sung-Gi Kim | 2014-10-14 |
| 8822629 | Method of preparing a heat-resistant polyamide | Dong-June Hwang, Seung-Do Leem, Tae-Young Kim, Sung-Su Bae | 2014-09-02 |
| 8759478 | Method for preparing polyarylene sulfide having reduced iodine content | Yong-Jun Shin, Il-Hoon Cha, Sung-Gi Kim | 2014-06-24 |