Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12004548 | Method for producing black ginseng concentrate with increased prosapogenin ginsenoside content using continuous steaming-drying technique and combined concentration technology | Sung Keun Choi, Sung Soo Jang, Byeong-Seon Jeon, Kun Hee LEE, Kyung Su Lee +3 more | 2024-06-11 |
| 11759490 | Process for production of red ginseng hydrolysis concentrate having enriched specific component | Sung Keun Choi, Sung Soo Jang, Byeong-Seon Jeon, Kun Hee LEE, Hye Jeong Jeon +4 more | 2023-09-19 |
| 8808958 | Process for preparing polymerized toner | Wook Jang, Dong-Jin Park, Jung Woo Kim | 2014-08-19 |
| 8552082 | Alkali-soluble polymer compound and photosensitive resin composition using the same | Keon Woo Lee, Sang Kyu Kwak, Hye Hyeon Kim | 2013-10-08 |
| 8530127 | Process for preparing polymerized toner | Wook Jang | 2013-09-10 |
| 8530128 | Polymerized toner and method for manufacturing same | Wook Jang | 2013-09-10 |
| 8409782 | Photoresist composition comprising photoinitiators, and transparent thin film and liquid crystal display device using the composition | Keon Woo Lee, Sung Hyun Kim, Sang Kyu Kwak, Dong Kung Oh, Chang Ho Cho +1 more | 2013-04-02 |
| 8394564 | Polymerized toner and method of producing the same | Wook Jang | 2013-03-12 |
| 8389593 | Composition for simultaneously forming two isolated column spacer patterns | Chang Ho Cho, Keon Woo Lee, Sung Hyun Kim, Sang Kyu Kwak, Dong Kung Oh | 2013-03-05 |
| 8300184 | Color filter substrate | Keon Woo Lee, Sang Kyu Kwak, Jong Hwi Hwang, Beom Su PARK, Chang Ho Cho +5 more | 2012-10-30 |
| 8252507 | Photoactive compound and photosensitive resin composition comprising the same | Chang Ho Cho, Sung Hyun Kim, Raisa Kharbash, Keon Woo Lee, Sang Kyu Kwak +2 more | 2012-08-28 |
| 8216761 | Method of producing polymerized toner | Wook Jang, Woo Cheul Jeong, Ji Hoon Lee | 2012-07-10 |
| 8216756 | Polymerized toner and method of producing the same | Wook Jang, Woo-Cheul Jung | 2012-07-10 |
| 8198462 | Dendritic photoactive compound comprising oxime ester and method for preparing the same | Keon Woo Lee, Chang Ho Cho, Kyoung-Hoon Min, Raisa Kharbash, Sung Hyun Kim | 2012-06-12 |
| 8198000 | Method of producing polymerized toner | Wook Jang | 2012-06-12 |
| 8182979 | Photopolymerization initiator containing unsaturated double bond and oxime ester group and photosensitive resin composition comprising the same | Keon Woo Lee, Raisa Kharbash, Chang Ho Cho, Sung Hyun Kim, Sang Kyu Kwak +1 more | 2012-05-22 |
| 8168369 | Photoactive compound and photosensitive resin composition containing the same | Chang Ho Cho, Sung Hyun Kim, Raisa Kharbash, Keon Woo Lee, Dong Kung Oh +2 more | 2012-05-01 |
| 8092966 | Toner particle having excellent charging characteristics, long term credibility and transferring property, method for producing the same and toner containing said toner particle | Jong Eun Kim, Hyeung-Jin Lee, Bong Hyun Jeong | 2012-01-10 |
| 8053157 | Method for manufacturing a toner having good charging characteristics | Woo-Cheul Jung, Ji Hoon Lee, Hui Je Lee, Yu Na Kim, Jung Woo Kim | 2011-11-08 |
| 7736691 | Method for preparing functional organic particle | Woong Lee, Woo-Cheul Jung | 2010-06-15 |
| 7592114 | Color toner for non-magnetic mono-component system for increasing printing quality and a method for preparing the same | Hyeung-Jin Lee, Joo-Yong Park | 2009-09-22 |
| 7550241 | Positive chargeable magnetic toner composition | Won-Sup Lee, Joo-Yong Park, Hyeung-Jin Lee | 2009-06-23 |
| 7378206 | Non-magnetic monocomponent positive toner composition having superior transfer efficiency | Won-Sup Lee, Hyea-Eun Han, Kwang Ho Song | 2008-05-27 |
| 7374846 | Method for preparing of non-magnetic monocomponent color toner having superior long term stability | Hyeung-Jin Lee, Tae-Hee Yoon, Joo-Yong Park | 2008-05-20 |
| 7348118 | Non-magnetic monocomponent toner having excellent developing property at low temperature condition | Won-Sup Lee, In-Hee Lim | 2008-03-25 |