| Number | Name | Date | Kind |
|---|---|---|---|
| 5261816 | Varnes | Nov 1993 | A |
| 6056260 | Stewart | May 2000 | A |
| D438953 | Frank | Mar 2001 | S |
| 6835181 | Hippensteel | Dec 2004 | B2 |
| 20050101893 | Hippensteel | May 2005 | A1 |
| 20150297317 | Chen | Oct 2015 | A1 |
| 20160262848 | Gruber | Sep 2016 | A1 |
| 20160331115 | Follows | Nov 2016 | A1 |