Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198779 | Propylene-butene copolymer resin composition and method of preparing the same | Hee Kwang Park, Sang Jin Jeon, Hyunsup Lee, In Sun Lee, Jin Hyun Park +1 more | 2021-12-14 |
| 11111323 | Homopolypropylene resin for non-woven fabric and method for preparing the same | Hee Kwang Park, Byung Seok Kim, Sang Jin Jeon, Seong Min Chae | 2021-09-07 |
| 10906998 | Non-stretched polypropylene-based film | Ji Ho Choi, Churl-Young Park, Ki Soo Lee, Sang Jin Jeon, Hee Kwang Park +2 more | 2021-02-02 |
| 10889667 | High-stiffness and energy-reducing polypropylene for foaming | Jin Hyun Park, Ji Ho Choi, Sang Jin Jeon, Sang Eun An, Ra Yun Choi +1 more | 2021-01-12 |