| Number | Name | Date | Kind |
|---|---|---|---|
| 4927324 | Coup et al. | May 1990 | A |
| D312124 | Coup et al. | Nov 1990 | S |
| D325435 | Coup et al. | Apr 1992 | S |
| D325629 | Coup et al. | Apr 1992 | S |
| D329089 | Coup et al. | Sep 1992 | S |
| D329696 | Ediger et al. | Sep 1992 | S |
| RE34551 | Coup et al. | Feb 1994 | E |
| D374280 | Ediger et al. | Oct 1996 | S |
| D398983 | Keller et al. | Sep 1998 | S |
| D400242 | Litvin | Oct 1998 | S |
| D413664 | Keller et al. | Sep 1999 | S |
| D416619 | Ediger et al. | Nov 1999 | S |
| D441065 | Ediger et al. | Apr 2001 | S |
| D513435 | Ediger | Jan 2006 | S |
| D537515 | Ediger et al. | Feb 2007 | S |
| D537516 | Ediger et al. | Feb 2007 | S |
| D541926 | Russak et | May 2007 | S |
| D546933 | Chen | Jul 2007 | S |
| D582540 | Hsu | Dec 2008 | S |