Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10093760 | Vinyl chloride-vinyl acetate copolymer and method of preparing the same | Kwang-Jin Lee, Hyun Min Lee, Kyung Seog Youk | 2018-10-09 |
| 10040878 | Vinyl chloride polymer and preparation method thereof | Kyung Seog Youk, Hyun Min Lee, Heung Kwon Bae, Kwang-Jin Lee, Kyung-Hyun Kim +1 more | 2018-08-07 |
| 9874666 | Optical film including protrusions, display device including the same and method of manufacturing optical film | Duk-Jin Lee, Nam Seok Baik, Jang-Seok Ma, Jung Hee Son, Gyeong-Im Lee +2 more | 2018-01-23 |
| 9862313 | Aero part for vehicle having virtual engine sound output function | — | 2018-01-09 |