| Number | Date | Country | Kind |
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| 2012-007137 | Mar 2012 | JP | national |
| 2012-007138 | Mar 2012 | JP | national |
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| D582043 | Koike et al. | Dec 2008 | S |
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| D663033 | Wang | Jul 2012 | S |
| Number | Date | Country |
|---|---|---|
| 2086437 | Nov 1999 | GB |
| 3005623 | Oct 2002 | GB |
| D1068363 | Apr 2000 | JP |
| D1090688 | Nov 2000 | JP |
| D1174057 | May 2003 | JP |
| D1239056 | May 2005 | JP |