| Number | Name | Date | Kind |
|---|---|---|---|
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| 6568334 | Gaudette et al. | May 2003 | B1 |
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| D497365 | Hussaini et al. | Oct 2004 | S |
| D510391 | Merril et al. | Oct 2005 | S |
| D522516 | Hussaini et al. | Jun 2006 | S |
| D544923 | Brase et al. | Jun 2007 | S |
| 7316618 | Hsu | Jan 2008 | B2 |
| D566781 | Ikeda et al. | Apr 2008 | S |
| D568409 | Ikeda et al. | May 2008 | S |
| D573198 | Bramfitt | Jul 2008 | S |