| Number | Name | Date | Kind |
|---|---|---|---|
| 2672863 | Leight | Mar 1954 | A |
| D236162 | Leight | Jul 1975 | S |
| 4564009 | Brinkhoff | Jan 1986 | A |
| 5452731 | Dickman | Sep 1995 | A |
| D418650 | Neuhaus | Jan 2000 | S |
| D423664 | Falco | Apr 2000 | S |
| D435626 | Benini | Dec 2000 | S |
| D449592 | Koss et al. | Oct 2001 | S |
| D541412 | Benner | Apr 2007 | S |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29270085 | Dec 2006 | US |
| Child | 29295928 | US |