| Number | Name | Date | Kind |
|---|---|---|---|
| D452301 | Schwartz et al. | Dec 2001 | S |
| D465044 | Hsieh | Oct 2002 | S |
| D468040 | Krieger et al. | Dec 2002 | S |
| D468466 | Krieger et al. | Jan 2003 | S |
| D486211 | Chan et al. | Feb 2004 | S |
| D588302 | Chen | Mar 2009 | S |
| D589206 | Sabernig | Mar 2009 | S |
| D606236 | Sabernig | Dec 2009 | S |