| Number | Name | Date | Kind |
|---|---|---|---|
| 3676630 | Dennison | Jul 1972 | A |
| 3740501 | Kiessling et al. | Jun 1973 | A |
| 4419555 | Kim | Dec 1983 | A |
| 4644450 | Caplin et al. | Feb 1987 | A |
| 4733035 | Ohashi | Mar 1988 | A |
| D362841 | Roza | Oct 1995 | S |
| D377337 | Schaeffer | Jan 1997 | S |
| 6016020 | Cline et al. | Jan 2000 | A |
| 6124556 | Thalhammer | Sep 2000 | A |
| D469411 | Decosse | Jan 2003 | S |
| 6930267 | Chou | Aug 2005 | B2 |
| 7358654 | Aromin | Apr 2008 | B2 |
| 7520628 | Sloan et al. | Apr 2009 | B1 |
| 7884299 | Glew | Feb 2011 | B2 |
| D645005 | Menheere | Sep 2011 | S |
| D725612 | Schlegel et al. | Mar 2015 | S |
| 20050061651 | Chou | Mar 2005 | A1 |
| 20060066427 | Miller | Mar 2006 | A1 |
| 20060209484 | Roell et al. | Sep 2006 | A1 |
| 20070193867 | Lorenzo Riera et al. | Aug 2007 | A1 |
| 20090116239 | Wu et al. | May 2009 | A1 |
| 20100220495 | Truesdale et al. | Sep 2010 | A1 |
| 20130001058 | Bowler et al. | Jan 2013 | A1 |
| 20130162417 | Chu | Jun 2013 | A1 |
| 20130241579 | Takahashi | Sep 2013 | A1 |
| 20140042002 | Chu | Feb 2014 | A1 |