| Number | Name | Date | Kind |
|---|---|---|---|
| D370199 | Kim | May 1996 | S |
| 20050039292 | Boland | Feb 2005 | A1 |
| 20060282972 | Huang | Dec 2006 | A1 |
| 20070186366 | Alley | Aug 2007 | A1 |
| 20070226941 | Kraemer et al. | Oct 2007 | A1 |
| 20100005608 | Chien | Jan 2010 | A1 |
| 20100024151 | Ku | Feb 2010 | A1 |
| 20100242204 | Chien | Sep 2010 | A1 |
| 20110219563 | Guastella et al. | Sep 2011 | A1 |
| 20120102669 | Lee et al. | May 2012 | A1 |
| 20120180245 | Ku | Jul 2012 | A1 |
| 20120180246 | Ku | Jul 2012 | A1 |