| Number | Name | Date | Kind |
|---|---|---|---|
| 1743576 | Smith | Jan 1930 | A |
| 5282454 | Bell et al. | Feb 1994 | A |
| 5722383 | Tippmann et al. | Mar 1998 | A |
| 5736720 | Bell et al. | Apr 1998 | A |
| 5816232 | Bell | Oct 1998 | A |
| 6055975 | Gallagher et al. | May 2000 | A |
| 6142137 | MacLaughlin | Nov 2000 | A |
| 6481432 | Rushton et al. | Nov 2002 | B2 |
| 6526955 | Juan | Mar 2003 | B1 |
| 6725852 | Yokota et al. | Apr 2004 | B1 |
| 6729497 | Rice et al. | May 2004 | B2 |
| D496556 | Skrocki et al. | Sep 2004 | S |
| 6802306 | Rice | Oct 2004 | B1 |
| D544047 | Bell et al. | Jun 2007 | S |
| 20030047173 | Juan | Mar 2003 | A1 |
| 20030121927 | Rice et al. | Jul 2003 | A1 |
| 20040074489 | Neumaster et al. | Apr 2004 | A1 |
| 20060042614 | Broersma | Mar 2006 | A1 |