| Number | Date | Country | Kind |
|---|---|---|---|
| 2008-002361 | Feb 2008 | JP | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| D475988 | Otani et al. | Jun 2003 | S |
| D518815 | Otani | Apr 2006 | S |
| D533508 | Suzuki et al. | Dec 2006 | S |
| D556734 | Otani | Dec 2007 | S |
| D571742 | Shimizu | Jun 2008 | S |
| D572354 | Tsuchiya et al. | Jul 2008 | S |
| D591683 | Suzuki et al. | May 2009 | S |