Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10766976 | Method of preparing vinyl chloride-based polymer | Se Woong Lee, Seong Yong Ahn, Hyun Kyou Ha | 2020-09-08 |
| 10696760 | Method of preparing vinyl chloride-based polymer, vinyl chloride-based polymer, and vinyl chloride-based polymer composition | Seong Yong Ahn, Se Woong Lee, Hyun Kyou Ha, Seong Jae Shin | 2020-06-30 |
| 10626208 | Vinyl chloride-based copolymer, method for preparing the same, and thermoplastic resin composition containing the same | Seong Yong Ahn, Se Woong Lee | 2020-04-21 |
| 10577441 | Method of preparing vinyl chloride-based polymer and apparatus for preparing vinyl chloride-based polymer | Seong Yong Ahn, Se Woong Lee, Hyun Kyou Ha | 2020-03-03 |