| Number | Name | Date | Kind |
|---|---|---|---|
| D259514 | Welch | Jun 1981 | S |
| D278320 | Primoff | Apr 1985 | S |
| D317363 | Welch | Jun 1991 | S |
| D319604 | Peterson | Sep 1991 | S |
| D375808 | Fang | Nov 1996 | S |
| D411634 | Connelly | Jun 1999 | S |
| D426657 | Joss | Jun 2000 | S |
| D426904 | Simon | Jun 2000 | S |
| D429829 | Doran | Aug 2000 | S |
| D468034 | Yu | Dec 2002 | S |
| D492800 | Yuen | Jul 2004 | S |
| D526422 | Yuen | Aug 2006 | S |
| D554246 | Seelig et al. | Oct 2007 | S |
| D618833 | Wei | Jun 2010 | S |
| 7832918 | Chien | Nov 2010 | B2 |
| D645175 | Stolte et al. | Sep 2011 | S |
| 20110090470 | Chien | Apr 2011 | A1 |