| Number | Name | Date | Kind |
|---|---|---|---|
| D152113 | Mehr | Dec 1948 | S |
| D217096 | Birns | Apr 1970 | S |
| 4091444 | Mori | May 1978 | A |
| 4453203 | Pate | Jun 1984 | A |
| D437449 | Soller | Feb 2001 | S |
| D446592 | Leen | Aug 2001 | S |
| D457673 | Martinson et al. | May 2002 | S |
| D464455 | Fong et al. | Oct 2002 | S |
| D476439 | O'Rourke | Jun 2003 | S |
| D482476 | Kwong | Nov 2003 | S |
| D504967 | Kung | May 2005 | S |
| 7097332 | Vamberi | Aug 2006 | B2 |
| 20020067613 | Grove | Jun 2002 | A1 |
| Number | Date | Country |
|---|---|---|
| DM057383 | Sep 2001 | WO |