The broken line portions showing surface cavities and through-holes in
The broken line portions showing surface cavities and through-holes in
| Number | Name | Date | Kind |
|---|---|---|---|
| 7117622 | Freed et al. | Oct 2006 | B2 |
| 7200964 | Gates | Apr 2007 | B2 |
| 7257919 | Farley | Aug 2007 | B1 |
| 8011544 | Howell | Sep 2011 | B1 |
| 8234810 | Lee, III | Aug 2012 | B2 |
| D706895 | Zayatz et al. | Jun 2014 | S |
| D718834 | Mayberry et al. | Dec 2014 | S |