Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8722157 | Norbornene monomer, polynorbornene derivative, liquid crystal photoalignment film containing the same and liquid crystal display containing the same | Heon Kim, Sung-Ho Chun, Sung Joon Oh, Dong Woo Yoo, Yu-Chan Kang | 2014-05-13 |
| 8563764 | Catalyst composition including zirconium compounds for esterfication reaction and method for preparing ester compounds | Sung-Ho Chun, Yu-Chan Kang, Heon Kim, Dong Woo Yoo | 2013-10-22 |
| 8449954 | Compound having photoreactive functional group, photoreactive polymer, and alignment film comprising the same | Sung-Ho Chun, Young-Chul Won, Dong Woo Yoo | 2013-05-28 |
| 8420755 | Compounds, catalyst composition comprising the same, and method for preparing of cycloolefin-based polymer using the same | Young-Chul Won, Sung-Ho Chun, Dong Woo Yoo, Bun Yeoul Lee | 2013-04-16 |
| 8343597 | Norbornene polymer comprising photoreactive functional group having halogen substituent group, process for preparing the same, and alignment layer using the same | Dong Woo Yoo, Sung-Ho Chun, Young-Chul Won | 2013-01-01 |
| 8329841 | Photoreactive polymer and method for preparing the same | Hye-Young Jung, Sung-Ho Chun, Heon Kim, Sung-Don Hong, Dong Woo Yoo | 2012-12-11 |
| 8329840 | Photo-reactive norbornene-based copolymer, a method of preparing the same, and an alignment layer including the same | Dong Woo Yoo, Sung-Ho Chun, Young-Chul Won | 2012-12-11 |
| 8231946 | Norbornene polymer comprising photoreactive functional group having halogen substituent group, process for preparing the same, and alignment layer using the same | Dong Woo Yoo, Sung-Ho Chun, Young-Chul Won | 2012-07-31 |
| 8207283 | Method for preparing norbornene monomer composition, norbornene polymer prepared therefrom, optical film comprising the norbornene polymer, and method for preparing the norbornene polymer | Hye-Young Jung, Sung-Don Hong, Jung-Min Lee, Hee Jean Lee, Sung-Ho Chun | 2012-06-26 |
| 8207279 | Method for preparing norbornene monomer composition, norbornene polymer prepared therefrom, optical film comprising the norbornene polymer, and method for preparing the norbornene polymer | Hye-Young Jung, Sung-Don Hong, Jung-Min Lee, Hee Jean Lee, Sung-Ho Chun | 2012-06-26 |
| 8008415 | Photoreactive exo-rich norbornene polymer and method for preparing the same | Heon Kim, Sung-Ho Chun, Hye-Young Jung, Kyoung-Hoon Kim, Jong Chan Kim | 2011-08-30 |
| 7964680 | Method for polymerizing cyclic olefin having polar functional group, olefin polymer produced thereby, optical anisotropic film comprising the same, and catalyst composition for polymerizing the cyclic olefin | Young-Whan Park, Sung-Ho Chun, Sung-Cheol Yoon, Young-Chul Won | 2011-06-21 |
| 7868105 | Polymerization methods using the catalysts | Young Keun Chung, Il Gu Jung, Sung-Ho Chun, Young-Whan Park, Sung-Cheol Yoon +2 more | 2011-01-11 |
| 7863214 | Catalysts for polymerizing cyclic olefin | Young Keun Chung, Il Gu Jung, Sung-Ho Chun, Young-Whan Park, Sung-Cheol Yoon +2 more | 2011-01-04 |
| 7814713 | Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer | Sung-Cheol Yoon, Young-Chul Won, Young-Whan Park, Sung-Ho Chun, Won-Kook Kim +4 more | 2010-10-19 |
| 7648937 | Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer | Sung-Cheol Yoon, Young-Chul Won, Young-Whan Park, Sung-Ho Chun, Won-Kook Kim +4 more | 2010-01-19 |
| 7638653 | Method of preparing phosphonium compound for cyclic olefin polymerization | Sungcheol Yoon, Young-Chul Won, Young-Whan Park, Sung-Ho Chun | 2009-12-29 |
| 6987145 | Hetero-branched radial polystyrene-polyisoprene block copolymer composition and preparation method thereof | Sam-Min Kim, Jong-Geun Kim, Hak-Kyung Kim, Tae-Yi Kang | 2006-01-17 |
| 6867259 | Bimodal block copolymer, process for manufacturing method and its usage | Jong-Geun Kim, Sam-Min Kim, Jong-Hyun Park | 2005-03-15 |
| 6849692 | Bimodal block copolymer containing tapered block, process for manufacturing method and its usage | Jong-Geun Kim, Sam-Min Kim, Jong-Hyun Park | 2005-02-01 |
| 6767960 | Process for preparing high impact vinyl aromatic polymer by continuous anion polymerization method | Jong Hyun BAE, Jong-Hyun Park, Jong-Geun Kim, Sam-Min Kim | 2004-07-27 |