| Number | Name | Date | Kind |
|---|---|---|---|
| 2581318 | Bartlett | Jan 1952 | A |
| 2892562 | Smithson | Jun 1959 | A |
| 3896766 | Martin | Jul 1975 | A |
| 4735173 | Dubreuil | Apr 1988 | A |
| 4762085 | Ondrasik | Aug 1988 | A |
| D300377 | Willingham | Mar 1989 | S |
| 4917047 | Wazeter, III | Apr 1990 | A |
| 5113793 | Leader et al. | May 1992 | A |
| 5544619 | Braun | Aug 1996 | A |
| D382373 | Louden | Aug 1997 | S |
| 5653194 | Guy | Aug 1997 | A |
| 6152081 | Baker | Nov 2000 | A |
| 6192834 | Kolozsvari | Feb 2001 | B1 |
| 6457438 | Baker | Oct 2002 | B1 |
| 6553940 | Powell et al. | Apr 2003 | B1 |
| 6655321 | Ozeri et al. | Dec 2003 | B1 |
| 6681720 | Skurdalsvold et al. | Jan 2004 | B1 |
| 6832580 | Marchioro | Dec 2004 | B2 |
| 6883463 | Link | Apr 2005 | B2 |
| 6997138 | Simpson | Feb 2006 | B1 |
| 7293530 | Italiano | Nov 2007 | B2 |
| 7308868 | Borg | Dec 2007 | B1 |