| Number | Name | Date | Kind |
|---|---|---|---|
| D341403 | Wilkinson et al. | Nov 1993 | S |
| D350796 | Pravitz | Sep 1994 | S |
| D351436 | Pravitz | Oct 1994 | S |
| D351437 | Pravitz | Oct 1994 | S |
| D365612 | Pravitz | Dec 1995 | S |
| D381719 | Pravitz | Jul 1997 | S |
| D418562 | Pravitz et al. | Jan 2000 | S |
| 6099444 | Domenge | Aug 2000 | A |
| D450793 | Dantolan | Nov 2001 | S |
| 7094182 | Holten | Aug 2006 | B1 |
| 7102258 | Shen | Sep 2006 | B2 |
| D544653 | Bryne | Jun 2007 | S |
| RE40430 | Markham | Jul 2008 | E |
| D597154 | Cheng | Jul 2009 | S |
| D627836 | Hanoun | Nov 2010 | S |
| D628249 | Wu | Nov 2010 | S |
| D628660 | Verheem | Dec 2010 | S |