Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410289 | Preparation of ion exchange membranes from polyolefins and polycyclic olefins | Chulsung Bae | 2025-09-09 |
| 10875818 | Chromium compound, catalyst system including the same, and method for trimerizing ethylene using the catalyst system | Bun Yeoul Lee, Dong-Sik Park | 2020-12-29 |
| 10793671 | Aliphatic polycarbonate macropolyol and aliphatic polycarbonate-coaromatic polyester macropolyol | Bun Yeoul Lee, Ji Hae Park, Jung Jae Lee, Eun Yeong Hwang | 2020-10-06 |
| 10577448 | Organic zinc compound comprising polyolefin-polystyrene block copolymer, and method for preparing the same | Bun Yeoul Lee, Geun Ho Park | 2020-03-03 |
| 10442741 | Chromium compound, catalyst system including same, and method for trimerizing ethylene using the catalyst system | Bun Yeoul Lee, Dong-Sik Park | 2019-10-15 |
| 9975990 | Aliphatic polycarbonate with long-chain branches and aromatic copolyester thereof | Bun Yeoul Lee, Jung Jae Lee, Eun Yeong Hwang, Seong Chan Eo | 2018-05-22 |
| 9475905 | High-molecular weight aliphatic polycarbonate prepared using base catalyst | Bun Yeoul Lee, Ji Hae Park, Jung Jae Lee, Young Eun Jang | 2016-10-25 |
| 9447234 | High molecular weight aliphatic polycarbonate copolymer and preparation method thereof | Bun Yeoul Lee, Jung Jae Lee, Ji Hae Park | 2016-09-20 |