Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017051 | Process for producing acrylic artificial marble having natural pattern | Sung Mook Choi | 2011-09-13 |
| 7875668 | Composite solid surface article containing loess | Do Choon Rha, Eung Seo Park | 2011-01-25 |