| Number | Date | Country | Kind |
|---|---|---|---|
| 2007-014373 | May 2007 | JP | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 746290 | Chappell | Dec 1903 | A |
| 1874790 | Mortenson | Aug 1932 | A |
| 2016918 | Born | Oct 1935 | A |
| D119442 | Slechta | Mar 1940 | S |
| 3041785 | MacDonald et al. | Jul 1962 | A |
| D196565 | Zola | Oct 1963 | S |
| 3341996 | Jones et al. | Sep 1967 | A |
| 4561232 | Gladden et al. | Dec 1985 | A |
| D299871 | Jennings | Feb 1989 | S |
| 5238721 | Nakazawa | Aug 1993 | A |
| D490914 | Story | Jun 2004 | S |