| Number | Name | Date | Kind |
|---|---|---|---|
| D342532 | Deni | Dec 1993 | S |
| 6694710 | Wang | Feb 2004 | B2 |
| D506214 | Zepter | Jun 2005 | S |
| D536355 | Levsen et al. | Feb 2007 | S |
| D579957 | Kiple et al. | Nov 2008 | S |
| D597572 | Tsai | Aug 2009 | S |
| D608803 | Hageman et al. | Jan 2010 | S |
| D624574 | Hall et al. | Sep 2010 | S |
| 20050022471 | Higer | Feb 2005 | A1 |
| 20050050855 | Baptista | Mar 2005 | A1 |