| Number | Name | Date | Kind |
|---|---|---|---|
| 4092119 | Baier et al. | May 1978 | A |
| D456814 | Pentz | May 2002 | S |
| D461477 | Pentz | Aug 2002 | S |
| D462965 | Pentz | Sep 2002 | S |
| D467247 | Pentz | Dec 2002 | S |
| D485296 | Li | Jan 2004 | S |
| D587145 | Nakatsubo et al. | Feb 2009 | S |
| D588029 | Nakatsubo et al. | Mar 2009 | S |
| D589380 | Nakatsubo et al. | Mar 2009 | S |
| D596965 | Nakatsubo et al. | Jul 2009 | S |