| Number | Date | Country | Kind |
|---|---|---|---|
| 2010-030640 | Dec 2010 | JP | national |
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|---|---|---|---|
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| D555689 | Yoo et al. | Nov 2007 | S |
| D556229 | Bai | Nov 2007 | S |
| D566739 | Shimobayashi | Apr 2008 | S |
| D574869 | Baba et al. | Aug 2008 | S |
| D576192 | Isozaki | Sep 2008 | S |
| 7643085 | Saiki et al. | Jan 2010 | B2 |