| Number | Name | Date | Kind |
|---|---|---|---|
| 2710758 | Stettner | Jun 1955 | A |
| 3148892 | Merriott | Sep 1964 | A |
| 4555138 | Hughes | Nov 1985 | A |
| 4895380 | Brooks et al. | Jan 1990 | A |
| 5108118 | Schaevitz | Apr 1992 | A |
| 5515789 | Brochand et al. | May 1996 | A |
| 5632521 | Archambault et al. | May 1997 | A |
| 5707067 | Smith | Jan 1998 | A |
| RE35732 | Shockley | Feb 1998 | E |
| D406432 | Taylor | Mar 1999 | S |
| 5895062 | Miles | Apr 1999 | A |
| 6095532 | Martin | Aug 2000 | A |
| 6105719 | Lensing | Aug 2000 | A |
| 6199877 | Shockley | Mar 2001 | B1 |
| 6425590 | Whiteside et al. | Jul 2002 | B1 |
| 6578857 | Whiteside et al. | Jun 2003 | B1 |
| 6641146 | Reese | Nov 2003 | B2 |
| 6702305 | Miles | Mar 2004 | B2 |
| 6824149 | Whitlock et al. | Nov 2004 | B1 |
| 6834868 | Blackburn | Dec 2004 | B1 |
| 6969077 | Liu | Nov 2005 | B2 |
| 7025421 | Fowler et al. | Apr 2006 | B1 |
| D521206 | Obbitts | May 2006 | S |
| 7188843 | Magness | Mar 2007 | B2 |
| D556419 | Whiteside | Nov 2007 | S |
| 7374181 | Wu | May 2008 | B1 |
| 7481436 | May et al. | Jan 2009 | B2 |
| 7914384 | Roodenburg et al. | Mar 2011 | B2 |
| 8777237 | Brittingham et al. | Jul 2014 | B2 |
| 9193064 | Dall'Armi et al. | Nov 2015 | B2 |
| 10202268 | Duff | Feb 2019 | B2 |
| 20030168824 | Miles | Sep 2003 | A1 |
| 20040066020 | Hernandez, Jr. | Apr 2004 | A1 |
| 20050023780 | Liu | Feb 2005 | A1 |
| 20110227302 | Gillespie | Sep 2011 | A1 |
| 20120235371 | Smith | Sep 2012 | A1 |
| 20140339783 | Dall'Armi et al. | Nov 2014 | A1 |
| 20150084293 | Huang | Mar 2015 | A1 |
| 20170014991 | Fuentes | Jan 2017 | A1 |
| 20180036184 | Christensen | Feb 2018 | A1 |
| 20180222037 | Hendrickson et al. | Aug 2018 | A1 |
| Number | Date | Country |
|---|---|---|
| 2198994 | Jun 1988 | GB |
| 10-155595 | Jun 1998 | JP |
| WO198809709 | Dec 1988 | WO |
| WO199815391 | Apr 1998 | WO |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 15947784 | Apr 2018 | US |
| Child | 29718177 | US |