| Number | Name | Date | Kind |
|---|---|---|---|
| 3426890 | Bayer | Feb 1969 | A |
| D315057 | Bridges | Mar 1991 | S |
| D418297 | Budert | Jan 2000 | S |
| 6283291 | Vasudeva et al. | Sep 2001 | B1 |
| D449165 | van der Hulst | Oct 2001 | S |
| D477464 | Cang | Jul 2003 | S |
| D498925 | Chen | Nov 2004 | S |
| D526064 | Wood | Aug 2006 | S |
| D578307 | Chan et al. | Oct 2008 | S |
| D581668 | Volkel | Dec 2008 | S |
| D609007 | Volkel | Feb 2010 | S |
| D610348 | Volkel | Feb 2010 | S |
| D640053 | Volkel | Jun 2011 | S |