| Number | Name | Date | Kind |
|---|---|---|---|
| 4971496 | Scholz | Nov 1990 | A |
| 5295671 | Nakagaki | Mar 1994 | A |
| 5335893 | Opp | Aug 1994 | A |
| 5788206 | Bunker | Aug 1998 | A |
| 6267347 | Ryan | Jul 2001 | B1 |
| 6435489 | Rice | Aug 2002 | B1 |
| D472793 | Callahan | Apr 2003 | S |
| D477210 | Callahan | Jul 2003 | S |
| 7895803 | Downey | Mar 2011 | B2 |
| 9045898 | Ravnaas | Jun 2015 | B2 |
| 9121469 | Downey | Sep 2015 | B2 |
| 20020038928 | Rice | Apr 2002 | A1 |
| 20050201571 | Saint-Vincent | Sep 2005 | A1 |
| 20080017780 | Downey | Jan 2008 | A1 |
| 20080086966 | Stevens | Apr 2008 | A1 |
| 20080202846 | Gernhart | Aug 2008 | A1 |
| 20100263321 | Stevens | Oct 2010 | A1 |
| 20110140325 | Downey | Jun 2011 | A1 |
| 20150369323 | Downey | Dec 2015 | A1 |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 12825100 | Jun 2010 | US |
| Child | 29522707 | US |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 11872574 | Oct 2007 | US |
| Child | 12825100 | US |