Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8652986 | Ziegler-Natta catalyst for olefin polymerization | Ki Chul Son, Hyoung Lim Koh, Sang Hoon Lee | 2014-02-18 |
| 7759272 | Preparation method of catalyst for ethylene polymerization and copolymerization | Joon-Ryeo Park, Chun-Byung Yang, Jong Sik Kim | 2010-07-20 |
| 7619048 | Method for producing propylene polymer using alkoxysilane compound containing trialkysilyl group in molecular structure | Joon-Ryeo Park, Ho-Sik Chang, Young Joo Lee | 2009-11-17 |
| 7244794 | Method for producing propylene polymer having a very high melt-flowability | Joon-Ryeo Park, Young Joo Lee, Ho-Sik Chang | 2007-07-17 |