Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049032 | Solid acid, polymer electrolyte membrane including the same, and fuel cell using the polymer electrolyte membrane | Jae-Jun Lee, Do-yun Kim, Jin-gyu Lee, Sang-kook Mah | 2011-11-01 |
| 8049033 | Dendrimer solid acid and polymer electrolyte membrane including the same | Jin-gyu Lee, Sang-kook Mah, Jae-Jun Lee | 2011-11-01 |
| 8003729 | Organic insulator composition including a hydroxyl group-containing polymer, dielectric film and organic thin film transistor using the same | Joo Young Kim, Sang Yoon Lee | 2011-08-23 |
| 7943856 | Composition for producing printed circuit board and printed circuit board using the same | Yoo Seong YANG, Chung Kun Cho, Sang-hyuk Suh, Bon Hyeok Gu | 2011-05-17 |
| RE42299 | Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same | Do-yun Kim, Min-ju Jeong, Bong Seok Moon | 2011-04-19 |
| 7923167 | Polymer electrolyte membrane, method of manufacturing the same and fuel cell using the polymer electrolyte membrane | Jin-gyu Lee, Do-yun Kim, Young-gyoon Ryu, Jae-Jun Lee | 2011-04-12 |
| 7893117 | Ion-conducting crosslinked copolymer and fuel cell comprising the same | Jae-Jun Lee, Jin-gyu Lee, Sang-kook Mah | 2011-02-22 |
| 7893119 | Polymer electrolyte membrane, method of preparing the same and fuel cell including the same | Jin-gyu Lee, Sang-kook Mah, Jae-Jun Lee, Do-yun Kim | 2011-02-22 |
| 7887887 | Liquid crystal polyester resin composition and printed circuit board using the same | Chung Kun Cho, Yoo-Seung Yang, Mahn Jong Kim, Tae Jun OK | 2011-02-15 |
| 7846765 | Method for forming organic layer pattern, organic layer pattern prepared by the same and organic memory devices comprising the pattern | Sang Kyun Lee, Won Jae Joo, Kwang Hee Lee, Tae Lim Choi | 2010-12-07 |
| 7842410 | Polymer electrolyte membrane and fuel cell including the polymer electrolyte membrane | Jin-gyu Lee, Sang-kook Mah, Young-gyoon Ryu, Jae-Jun Lee, Do-yun Kim | 2010-11-30 |
| 7842441 | Norbornene polymer for photoresist and photoresist composition comprising the same | Jae-Jun Lee, Do-yun Kim | 2010-11-30 |
| 7833665 | Polysiloxane compound containing sulfonic acid groups, method of preparing the same and fuel cell including the same | Sang-kook Mah, Do-yun Kim, Jin-gyu Lee, Jao-jun Lee | 2010-11-16 |
| 7745096 | Photosensitive polyimide composition, polyimide film and semiconductor device using the same | Sang-mock Lee, Jingyu Lee | 2010-06-29 |
| 7666525 | Organic electroluminescent device comprising a polymer layer containing a polymide having triphenylamine derivative unit | Byung Hee Sohn, Tae-Woo Lee | 2010-02-23 |
| 7655155 | Liquid crystal thermoset monomer or oligomer, thermosetting liquid crystal polymer composition comprising the same and printed circuit board using the same | Chung Kun Cho, Yong Ho Ahn, Seo Won Jang, Jin Hae Chang, Mahn Jong Kim +1 more | 2010-02-02 |
| 7547748 | Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same | Do-yun Kim, Min-ju Jeong, Bong Seok Moon | 2009-06-16 |
| 7521525 | Blue luminescent polymer and organoelectroluminescent device using the same | Byung Hee Sohn, Woon-Jung Paek, In-Nam Kang | 2009-04-21 |
| 7465780 | Polyimide comprising sulfonic acid group at the terminal of side chain, and polymer electrolyte and fuel cell using the same | Do-yun Kim, Min-ju Jeong | 2008-12-16 |
| 7378471 | Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same | Do-yun Kim, Min-ju Jeong, Bong Seok Moon | 2008-05-27 |
| 7157204 | Soluble polyimide for photosensitive polyimide precursor and photosensitive polyimide precursor composition comprising the soluble polyimide | Yong-young Park, Sung Kyung Jung, Sang Yoon Yang | 2007-01-02 |
| 7008758 | Method of forming a patterned film of surface-modified carbon nanotubes | Jong Jin Park, Jae-Jun Lee | 2006-03-07 |
| 6960425 | Method for laminating and patterning carbon nanotubes using chemical self-assembly process | Jong Jin Park, Sung-ouk Jung, Seung-Joo Seo, Bon Won Koo | 2005-11-01 |
| 6600006 | Positive-type photosensitive polyimide precursor and composition comprising the same | Sung Kyung Jung, Yong-young Park, Bong Seok Moon, Bong Kyu Kim | 2003-07-29 |
| 6541178 | Ion-type photoacid generator containing naphthol and photosensitive polyimide composition prepared by using the same | Seung-ju Seo | 2003-04-01 |