Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972987 | Fourth group transition metal compound having cyclopentadienyl ligand, method of preparing compound, and method of preparing olefin polymer using compound | Jung Ah Lee, Bo Ram Lee, Eun Jung Lee, Choong Hoon Lee | 2011-07-05 |
| 7932207 | Method for preparing transition metal complexes, transition metal complexes prepared using the method, catalyst composition containing the complexes | Choong Hoon Lee, Eun Jung Lee, Jung Ah Lee, Bo Ram Lee, Bun Yeoul Lee | 2011-04-26 |
| 7915360 | Supported catalyst for olefin polymerization using transition metal compound having phenylene-bridge, method for preparing the same, and method for preparing polyolefin using the same | Dae Sik Hong, Ki Soo Lee, Yong Gyu Han, Heon Yong Kwon, Jong-Sang Park +5 more | 2011-03-29 |