Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398086 | Method for preparing isopropyl alcohol | Byung Woo Choi, Sung Kyu Lee, Sung Kyun Kim, Tae Woo Kim | 2025-08-26 |
| 12122740 | Method of preparing isopropyl alcohol | Tae Woo Kim, Byung Woo Choi, Sung Kyu Lee | 2024-10-22 |
| 12017978 | Method for preparing isopropyl alcohol | Tae Woo Kim, Sung Kyu Lee | 2024-06-25 |
| 10457620 | System for producing phenol and bisphenol A including removal unit for removing methanol and acetone | Sang Beom Lee, Sung Kyu Lee, Joon Ho Shin, Sung Ho Lee, In Yong Jeong | 2019-10-29 |
| 10294177 | Method for preparing ethylene with improved energy efficiency | Sung Kyun Kim, Sung Kyu Lee, Tae Woo Kim, Joon Ho Shin, Yeon Uk Choo | 2019-05-21 |