| Number | Name | Date | Kind |
|---|---|---|---|
| D224587 | Jewell | Aug 1972 | S |
| D361036 | Krupa | Aug 1995 | S |
| 5465901 | Paine, Jr. | Nov 1995 | A |
| D377450 | Krupa et al. | Jan 1997 | S |
| D378192 | Krupa et al. | Feb 1997 | S |
| D380381 | Krupa et al. | Jul 1997 | S |
| D385784 | Krupa et al. | Nov 1997 | S |
| D397610 | Cooper | Sep 1998 | S |
| D399737 | Zuhlke et al. | Oct 1998 | S |
| 6036049 | Hwang | Mar 2000 | A |
| D425704 | Zamecnik | May 2000 | S |
| D450925 | Zamecnik | Nov 2001 | S |
| D569243 | Kidd et al. | May 2008 | S |
| D579326 | Chen | Oct 2008 | S |
| 20100127010 | Short et al. | May 2010 | A1 |