| Number | Date | Country | Kind |
|---|---|---|---|
| 2004-011100 | Apr 2004 | JP | national |
| 2004-011101 | Apr 2004 | JP | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| D227505 | Frey | Jun 1973 | S |
| 5662588 | Iida | Sep 1997 | A |
| D435909 | Ogino et al. | Jan 2001 | S |
| D440659 | Ogino et al. | Apr 2001 | S |
| D498846 | Hayamizu et al. | Nov 2004 | S |
| 20040242963 | Matsumoto et al. | Dec 2004 | A1 |
| 20050137459 | Chin et al. | Jun 2005 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 29214553 | Jun 2004 | US |
| Child | 29275798 | US |