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| Number | Title | Issue Date |
| 7353984 | Electrical shocking device for defence training An electrical shocking device is used for realistic defence training against edge weapons such as a knife. The device includes a handle and blade body shaped to resemble a knife. Spaced apart contacts along the edge of the blade body are selectively coupled to a vol... | 04/08/2008 |
| 7316091 | Firearm bolt carrier with mechanical/gas key A firearm includes a barrel having an end coupled to a receiver. A reciprocating bolt carrier is carried by the receiver and movable between a locked position and an unlocked position. The bolt carrier includes a buttress formed in a top surface thereof. A key inclu... | 01/08/2008 |
| 6994011 | Firearm safety device A firearm safety device for installation into an otherwise functional firearm for disabling the firearm with respect to chambering and firing a round of ammunition and thereby enabling the firearm to be used as a training firearm. The functional firearm includes, am... | 02/07/2006 |
| 6968770 | Firearm safety device A firearm safety device for installation into an otherwise functional firearm for disabling the firearm with respect to chambering and firing a round of ammunition and thereby enabling the firearm to be used as a training firearm. The functional firearm includes, am... | 11/29/2005 |
| 6209250 | Sidearm convertible between knife and firearm A convertible sidearm is provided which can convert easily between a firearm and a knife. The convertible sidearm includes a tubular body frame. A back plate member assembly is removably affixed to the tubular body at one end. The back plate assembly incl... | 04/03/2001 |