Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034446 | Composite solid surface article with a backing and method of forming the same | Jae Wook Juen, Do Choon Rha | 2011-10-11 |
| 7981948 | Artificial stone and associated methods | Chang Ho Son, Sung Woo Cho | 2011-07-19 |
| 7923099 | Composition for acrylic artificial stone | Do Choon Rha | 2011-04-12 |
| 7875668 | Composite solid surface article containing loess | Dong Choon Chung, Do Choon Rha | 2011-01-25 |