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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7882775 | Non-lethal restraint device with diverse deployability applications An immobilization device and method of restraining vehicles, persons and animals uses tendrils attached to various devices to engage the target. The immobilization device, system and method includes a housing containing launchable tendrils that are launched from the... | 02/08/2011 |
| 7441511 | Watercraft arresting system A watercraft arresting system and method including an entanglement subsystem including at least two arms in a V-configuration. A deployment subsystem deploys the entanglement subsystem so the arms are spread apart in the water in the path of the watercraft to arrest... | 10/28/2008 |
| 7415917 | Fixed deployed net for hit-to-kill vehicle A warhead including a hit-to-kill vehicle and a hub about the hit-to-kill vehicle including, packaged therein, a net and a plurality of rods held in a spaced relationship by the net for destroying a target when the net is deployed in the vicinity of the target in ca... | 08/26/2008 |
| 7412916 | Fixed deployed net for hit-to-kill vehicle A method of destroying a target includes positioning a hit-to-kill vehicle in the trajectory path of a target, and deploying a net including a plurality of rods held in a spaced relationship by the net for destroying the target in case the hit-to-kill vehicle misses... | 08/19/2008 |
| 7328644 | System and method for intercepting a projectile A system has a containment blanket. The system further has a launcher configured to launch the containment blanket and logic configured to deploy the containment blanket. The containment blanket is configured to encompass an incoming projectile. ... | 02/12/2008 |
| 7325495 | Hot gas deployment devices A hot gas deployment device for safely deploying a “hot” tear-gas canister to flush out barricaded law-resisters. The device includes an internal chamber for inserting the tear-gas canister therein, securing means to secure the canister in place during deploymen... | 02/05/2008 |
| 7305788 | Battering ram with explosive discharge A noise generation device is taught which is used in conjunction with a shotgun generating a blast which has a) at least one chamber for receiving the blast from the barrel; b) a connecting bolts for joining the one chamber to the barrel; c) at least one exhaust por... | 12/11/2007 |
| 7305981 | Anti-riot device An anti-riot device is provided that includes a net containing tube, and multiple shot holes in the upper area connecting with air outlet space. The shot holes are equidistantly spaced from the central axis of the device and are circumferentially angularly inclined.... | 12/11/2007 |
| 7254914 | Hydrogen operated recreational launcher A hydrogen operated gun for shooting projectiles such as a paint pellet. Hydrogen gas is supplied to a combustion chamber and is combusted by a trigger controlled piezo igniter. The hydrogen may be supplied by a hydrogen generator or by a hydrogen storage container ... | 08/14/2007 |
| 7231862 | Dual elevation weapon station and method of use A self-contained gimbaled weapon system (GWS) has a shared azimuth axis and two independent elevation axes for a sighting device and a weapon cradle. The GWS allows the weapon cradle to be elevated completely independent of the sighting device. The GWS can be stabil... | 06/19/2007 |
| 7213589 | Compressed-gas gun A compressed gas injection device includes a projectile course for receiving and accelerating projectile bodies, a compressed gas housing which is connected to the projectile course and which is divided up into a compressed gas chamber and a working chamber by a par... | 05/08/2007 |
| 7162399 | System for and method of selecting pneumatic device, and recording medium A pneumatic device selection system has a computer, first through sixth databases connected to the computer and storing data of at least pneumatic devices, a coordinate input unit and a keyboard connected to the computer, for entering input data based on an input ac... | 01/09/2007 |
| 7124690 | Smoke producing mortar cartridge A mortar cartridge generates effective white or colored smoke obscuration with reduced adverse environmental impact and collateral damage, and provides an improved drag assembly that reduces drift during projectile descent and improves targeting. ... | 10/24/2006 |
| 6729222 | Dart propulsion system for an electrical discharge weapon A wire-tethered dart cartridge for electrical discharge weapons or stun guns wherein the sudden force needed to propel the darts toward a remote target is derived from a source of energy other than expanding gas. The propulsive force is derived from potential energy... | 05/04/2004 |
| 6681676 | Linear medium pulling and retrieval system A generalized, rationally-scaled design is disclosed for a line laying system for use in stringing communications cable across inaccessible spaces. The system includes a tethered projectile which is accurately aimed and launched to a defined target zone b... | 01/27/2004 |
| 6626077 | Intercept vehicle for airborne nuclear, chemical and biological weapons of mass destruction An intercept device for flying objects made of a light-weight, packable structure made of a pliable, tear resistant material that can be expanded to a large web-like structure by means of a deployment device, into the path of a flying weapon. To capture, ... | 09/30/2003 |
| 6487951 | Apparatus and method for firing a projectile An apparatus and method for firing a projectile in which one part of the projectile rotates and the other part of the projectile does not rotate where is it used for delivering a line. The projectile firing apparatus includes a projectile having a part th... | 12/03/2002 |
| 6477933 | Dart propulsion system for remote electrical discharge weapon A wire-tethered dart cartridge for electrical discharge weapons wherein the sudden force needed to propel the darts toward a remote target is derived from a source of energy other than expanding gas. The propulsive force is derived from potential energy s... | 11/12/2002 |
| 6393989 | Drone or towed body having infrared flares for stimulating a flying target In a towed body with infrared flares located at its rear, the flares are in an ejection unit and are pulled out of the towed body via a tow cable as they ignite, preventing the towed body from being destroyed by missiles when it is used during target simu... | 05/28/2002 |
| 6382071 | Bola capturing apparatus Apparatus for capturing fleeing animals or persons comprises a gun having a barrel and stock to which are attached a pair of elongated tubular members, one on each side of the gun barrel and substantially parallel thereto. Attached to the end of the gun b... | 05/07/2002 |
| 6295911 | Energy damper and recoil limiting system for line charge A break line launch energy damper and recoil limiting system for line charges absorbs and dissipates launch energy over time during deployment of line charges. This system limits the amount of recoil energy that can act upon the line charge and allows for... | 10/02/2001 |
| 6244261 | Line installation tool A hand-held apparatus for projecting a line across an intermediate span includes a launching tube having one end connected to a source of propellant gas energy for launching a projectile, the other end forming an open muzzle adapted to receive and fire a ... | 06/12/2001 |
| 6240849 | Projectile with expanding members A projectile attachment is disclosed that has open-biased arm members that can be either mounted directly onto the projectile base or may be mounted to a mutual connection means which is then attached to the projectile base. The arms are compressed into a... | 06/05/2001 |
| 6223659 | Line storage device for preventing line entanglement A line storage device prevents a line from becoming entangled. A channel formed in a piece of material defines a non-overlapping zigzag pattern. The line is laid in the channel and extends from opposing ends of the piece of material. The material supports... | 05/01/2001 |
| 6205903 | Reliable and effective line charge system A line charge has a series of spaced-apart warheads coupled to strength members and a detonating cord freely extends through bores in the warheads. A rocket motor at one end of the strength members pulls the line charge across an obstacle laden area. An a... | 03/27/2001 |
| 5996504 | Barbed wire deployment apparatus The present invention provides a viable, practical and useful alternative to conventional metal barbed wire that is both portable and easily deployed and has a long storage shelf life. This alternative is a cost effective alternative to metal barbed wire ... | 12/07/1999 |
| 5909000 | System for shooting using compressed gas A shooting system providing a barrel with an open forward end and a closed rear end and a projectile containing a propellant under pressure located in the barrel. A wad in the bore has a forward holding member allowing the rearward portion of the projecti... | 06/01/1999 |
| 5811713 | Apparatus for launching projectiles Apparatus for launching a projectile comprising a male launching tube having an attachment end and a discharge end opposite from the attachment end, an energy device having a discharge end and having the capability of producing an instantaneous discharge ... | 09/22/1998 |
| 5654521 | Rocket-fired visual signalling apparatus and method employing a streamer A rocket-fired visual signalling apparatus and method includes a rocket, an elongated streamer having a first end portion connected to the rocket and a rocket launcher for launching the rocket so that the rocket pulls the streamer into the air such that w... | 08/05/1997 |
| 5652405 | System for shooting using compressed gas A shooting system discharges a projectile having a chamber that stores a compressible fluid in a compressed state and having a valve mounted in a rear end of the projectile. The shooting system includes a longitudinal barrel having an opening on a front e... | 07/29/1997 |
| 5605306 | Mechanical tow line regulation system for an airborne towed aerobody A mechanical regulation system for controlling tow line payout between the aerobody and a towing vehicle. The system comprises a housing, a nonrotating spool, and a tow line wound around the spool that is coupled between the aerobody and the vehicle. The ... | 02/25/1997 |
| 5603470 | Airborne towed aerobody employing an expendable towing/deployment mechanism A launching and regulation system that incorporates an expendable towing and deployment mechanism for use with a towed aerobody that provides for launching and controlled tow line payout between the towed aerobody and a towing vehicle. The system comprise... | 02/18/1997 |
| 5592770 | Shotgun mounted launching device and launching projectile A device for training retrieving dogs comprising of a launcher device (19) made to fit within the discharge end of a shotgun barrel (17) of standard construction equipped with a internal thread socket (16) made to receive replacement choke tubes by means ... | 01/14/1997 |
| 5583311 | Intercept device for flying objects An intercept device for flying objects is formed of a lightweight, small-volume, packable structure made of a tear-resistant, pliable material, which can be stretched to a large, two-dimensional or three-dimensional expansion by means of a deployment devi... | 12/10/1996 |
| 5561263 | Device for capturing humans or animals A device for capturing humans or animals, comprises a pair of projectiles each having a forward head and a rear shank. Each shank is semi-cylindrical and offset to one side of its associated head, such that when the projectiles are placed together with th... | 10/01/1996 |
| 5546863 | Line carrying projectile A line carrying projectile has an axially elongate hollow projectile rod for muzzle loading within the bore of an associated shotgun and an at least partially transparent container assembly mounted on the forward end of the projectile rod and containing a... | 08/20/1996 |
| 5460155 | Behavior deterrence and crowd management An apparatus for deterring an undesired behavior of at least one person. The apparatus comprises a projectile having an exterior that will not cause serious injury to a person. An actuatable launcher supports the projectile and propels the projectile in r... | 10/24/1995 |
| 5448937 | Muzzle launched grapnel hook projectile A muzzle launched grapnel hook projectile having a body with an internal cavity which is sized to fit over the muzzle end of a rifle or spigot. A bullet trap within the internal cavity permits launching of the projectile one time with a live bullet cartri... | 09/12/1995 |
| 5398587 | Gas-propelled line deployment system A gas propelled line deployment system includes a launch tube, and a bullshaped projectile. The launch tube has a closed end with a gas port formed therein and an open end having a plurality of radially extending threaded apertures. The projectile has tw... | 03/21/1995 |
| 5396830 | Orthogonal line deployment device A gas-propelled line deployment device is operable for orthogonally deplog two antenna lines to a distance of greater than one hundred feet. The device includes first, second and third tubes, closed at one end and open at one end, the first and second tu... | 03/14/1995 |
