| Number | Name | Date | Kind |
|---|---|---|---|
| 7302752 | Ball | Dec 2007 | B2 |
| D583334 | Ball et al. | Dec 2008 | S |
| D587213 | Ball et al. | Feb 2009 | S |
| D593961 | Ball et al. | Jun 2009 | S |
| D595662 | Ball et al. | Jul 2009 | S |
| 7563999 | Ball et al. | Jul 2009 | B2 |
| 20060059681 | Ball | Mar 2006 | A1 |
| 20080011589 | Ball et al. | Jan 2008 | A1 |