Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048973 | Transition metal complex, catalyst composition including the same and olefin polymer using catalyst composition | Eun Jung Lee, Seungwhan Jung, Boram Lee, Jung Ah Lee, Bun Yeoul Lee | 2011-11-01 |
| 8039671 | Transition metal complex, catalyst composition including the same and olefin polymer using catalyst composition | Eun Jung Lee, Seungwhan Jung, Boram Lee, Jung Ah Lee, Bun Yeoul Lee | 2011-10-18 |
| 7996025 | Method and system for transmitting short message service using messenger, and computer readable recording medium recording program for implementing the method | — | 2011-08-09 |
| 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, Seung-Whan Jung | 2011-07-05 |
| 7932207 | Method for preparing transition metal complexes, transition metal complexes prepared using the method, catalyst composition containing the complexes | Eun Jung Lee, Seung-Whan Jung, Jung Ah Lee, Bo Ram Lee, Bun Yeoul Lee | 2011-04-26 |
| 7928256 | Transition metal complex, catalyst composition including the same and olefin polymer using catalyst composition | Eun Jung Lee, Seungwhan Jung, Boram Lee, Jung Ah Lee, Bun Yeoul Lee | 2011-04-19 |
| 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 |
| 7807762 | Catalyst composition comprising Group 4 transition metal complexes and method for preparing polyolefins using the same | Eun Jung Lee, Seung-Whan Jung, Jung Ah Lee, Bo Ram Lee, Bun Yeoul Lee | 2010-10-05 |
| 7678933 | Transition metal complexes and preparation methods thereof | Eun Jung Lee, Seung-Whan Jung, Jung Ah Lee, Bo Ram Lee, Bun Yeoul Lee | 2010-03-16 |
| 7629481 | Ansa-metallocene compound, process of preparing the same, and process of preparing polyolefin using the same | Jong-Joo Ha, Seung-Whan Jung, Eunjung Lee, Beomdoo Seo, Young-Whan Park +4 more | 2009-12-08 |
| 7538239 | Transition metal complexes, catalyst compositions containing the same, and olefin polymerization using the catalyst compositions | Eun Jung Lee, Seungwhan Jung, Jong-Joo Ha, Beomdoo Seo, Bun Yeoul Lee +2 more | 2009-05-26 |
| 7531608 | Transition metal complexes, catalyst compositions containing the same, and olefin polymerization using the catalyst compositions | Eun Jung Lee, Seungwhan Jung, Jong-Joo Ha, Beomdoo Seo, Bun Yeoul Lee +2 more | 2009-05-12 |
| 7517940 | Catalyst composition including transition metal complexes and olefin polymerization using the same | Eunjung Lee, Seungwhan Jung, Jung Ah Lee, Boram Lee | 2009-04-14 |
| 7439378 | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same | Young-Whan Park, Si-Geun Lee, Sung-Don Hong, Kwang Ho Song, Boong-Goon Jeong +3 more | 2008-10-21 |
| 7304118 | Polyethylene pipe having better melt processibility and high resistance to stress and method of preparing the same using metallocene catalyst | Ki Soo Lee, Sangwoo Lee, Eunjung Lee, Soojeong Lee, SeungWoo Choi | 2007-12-04 |
| 7294600 | Supported hybrid metallocene catalyst, method for preparing the same, and method for preparing polyolefin using the same | Ki Soo Lee, Hyo-Sun Lee, Eun Jung Lee, Sang-Woo Lee | 2007-11-13 |
| 7271277 | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same | Young-Whan Park, Si-Geun Lee, Sung-Don Hong, Kwang Ho Song, Boong-Goon Jeong +3 more | 2007-09-18 |
| 6908877 | Supported polymerization catalyst using a catalyst precursor having functional group and surface modified carrier and olefin polymerization using the same | Sang-Young Shin, Eun Jung Lee, Jae-Seung Oh | 2005-06-21 |
| 6494710 | Method and apparatus for increasing incineration capacity of the ground flares by using the principle of tornado | Jong Soo Kim | 2002-12-17 |