| Number | Date | Country | Kind |
|---|---|---|---|
| 30-2011-0009485 | Mar 2011 | KR | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 4410933 | Blake et al. | Oct 1983 | A |
| D499827 | Li | Dec 2004 | S |
| D624224 | Guercio et al. | Sep 2010 | S |
| D629549 | Feigenbaum | Dec 2010 | S |
| D642716 | Spaccasassi et al. | Aug 2011 | S |
| 8083368 | Lau | Dec 2011 | B2 |