Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052891 | Fluorene derivative, liquid crystal composition comprising the same, and optical film using the same liquid crystal composition | Jae Ho Cheong, Myung-Sun Moon, Bum Gyu Choi, Dae Ho Kang, Ki-Youl Lee +1 more | 2011-11-08 |
| 7968003 | Pyran derivative, its preparation method, liquid crystal composition and liquid crystal display device comprising the same | Bum Gyu Choi, Myung-Sun Moon, Jae Ho Cheong, Dae Ho Kang, Ki-Youl Lee +1 more | 2011-06-28 |
| 7931946 | Liquid crystal compound containing sulfone group, liquid crystal composition comprising the same, and optical film using the same liquid crystal composition | Jae Ho Cheong, Myung-Sun Moon, Bum Gyu Choi, Dae Ho Kang, Ki-Youl Lee +1 more | 2011-04-26 |
| 7919008 | Liquid crystal composition comprising novel silicon containing compounds and liquid crystal display device using the same | Jae Ho Cheong, Dae Ho Kang, Ki-Youl Lee, Youn Bong Kim | 2011-04-05 |
| 7910664 | Radially multi-branched polymer and porous film using the same | Jae Ho Cheong, Gwi-Gwon Kang, Jung Won KANG, Myung-Sun Moon, Byung-Ro Kim +3 more | 2011-03-22 |
| 7910179 | Vinylsulfone derivative, liquid crystal composition comprising the same and compensation film using the same liquid crystal composition | Jae Ho Cheong, Dae Ho Kang, Ki-Youl Lee | 2011-03-22 |
| 7867461 | Method for preparing of cerium oxide powder for chemical mechanical polishing and method for preparing of chemical mechanical polishing slurry using the same | Myoung-Hwan Oh, Jun Seok Nho, Jang-Yul Kim, Jong Pil Kim, Seung Beom Cho | 2011-01-11 |