Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039533 | Synthetic styrene resin composition for environment-friendly window frame | Jang Hyun Choi, Seung-Kyu Lee, Yun Hwan Kim | 2011-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039533 | Synthetic styrene resin composition for environment-friendly window frame | Jang Hyun Choi, Seung-Kyu Lee, Yun Hwan Kim | 2011-10-18 |