| Number | Date | Country | Kind |
|---|---|---|---|
| 2012-000468 | Jan 2012 | JP | national |
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| D447504 | Horikiri | Sep 2001 | S |
| D450071 | Funato | Nov 2001 | S |
| D463472 | Horikiri | Sep 2002 | S |
| D473251 | Katayama | Apr 2003 | S |
| D479727 | Horikiri | Sep 2003 | S |
| D484523 | Senda | Dec 2003 | S |
| D488496 | Katayama | Apr 2004 | S |
| D576192 | Isozaki | Sep 2008 | S |
| D601603 | Jang et al. | Oct 2009 | S |
| D610179 | Tajima | Feb 2010 | S |