Celebrity Inventors
Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7360491 | Firearm projectile apparatus, method, and product by process A firearm projectile assembly apparatus disclosed herein comprises: a bullet; a hollow core running completely through the bullet from a front of the bullet subassembly to a rear of the bullet; a core material within at least part of the hollow core; and an expansio... | 04/22/2008 |
| 7191558 | Dynamic process for enhancing the wear resistance of ferrous articles A dynamic process for increasing the wear life of ferrous articles subjected to a high-temperature environment created by combustion of a propellant or fuel comprises selecting the propellant or fuel so that its combustion products include relatively large amounts o... | 03/20/2007 |
| 7150229 | Projectile wad for ammunition cartridges An ammunition cartridge includes: a basewad disposed within a tube proximate the aft end of the tube; a projectile wad disposed within the tube proximate a fore end of the tube; a propellant charge disposed within a chamber formed between the projectile wad and the ... | 12/19/2006 |
| 7089863 | Non-Lethal cartridges with dense powder ballast A non-lethal cartridge having sufficient discharge energy for use, without modification, in conventional firearms. When used with a firearm with a rifled barrel, the cartridge comprises a non-lethal projectile having a grooved outer surface and a dense powder ballas... | 08/15/2006 |
| 6899034 | Controlled energy release projectile A projectile is provided, in accordance with the present invention that includes a gas seal, a wad absorption zone, a core hull, a mass of projectile core particles within the hull and an actuator member. The hull is a cylindrical member having an open end and made ... | 05/31/2005 |
| 6860207 | Compressible shot shell A shot shell such as would be utilized in a shotgun or the like, wherein the cartridge forming the shell has a collapsible extension removably or permanently engaging the shot end of the cartridge, with the cartridge configured to provide a un-compressed length of, ... | 03/01/2005 |
| 6415719 | Shot cartridge with double pattern A shotgun cartridge includes a cartridge case having a primer, a propelling charge contained in the cartridge case disposed proximate to the primer and shot. A first wad shot grouping element has a travel direction side surface in contact with the shot an... | 07/09/2002 |
| 6260484 | Shotgun cartridge and shotshell wad A sporting gun cartridge and wad therefor wherein such wad, generally taking the form of a shotshell wad for shotguns, for example, includes a first, forwardly oriented cylindrical portion and also a second, rearwardly oriented cylindrical portion, joinin... | 07/17/2001 |
| 6164209 | Shotshell basewad An ammunition cartridge has a tube extending along a central longitudinal axis from an aft end to a fore end. The tube has an interior surface and an exterior surface. A metallic head has a sleeve portion secured to the tube along an aft section of the tu... | 12/26/2000 |
| 6161482 | Multi-disk shell and wad The present invention is a multidisk shell and wad for use in a multidisk shell. The wad consists of a wad base, a cushioning section attached at a first end to a top section of the wad base, and at least three alignment arms attached to a second end of t... | 12/19/2000 |
| 6067909 | Sabot pressure wad A sabot pressure wad has a unitary sabot portion and an integrally formed pressure wad portion. The sabot portion has a payload receiving compartment which may receive a payload, such as a cylindrical slug, with an interference fit. The pressure wad porti... | 05/30/2000 |
| 5979330 | Integrated one-piece plastic shotshell wad A shotshell wad for use in a shotgun shell is provided. Three discs are disposed within a generally cylindrical tubular wail, and define a gas seal section, a middle section, a shot cup extension section, and a shot cup section. The third disc, which sepa... | 11/09/1999 |
| 5970878 | Universal shot wad The combination of a shot sleeve and a shot cup base form a universal shot wad that precisely fixes an adjustable volume for the shot column of a wide range of shot shell loads. The shot sleeve is a generally tubular member with an open end and a closed e... | 10/26/1999 |
| 5962807 | Pre-molded AFT seal for discarding sabot projectiles The present invention is directed to a pre-molded aft seal for an armor piercing fin stabilized discarding sabot (APFSDS) projectile, comprising a plastic sleeve made from a material selected from the group consisting of thermoplastic polyurethane and the... | 10/05/1999 |
| 5874689 | Shot pouch A one piece shot cup (also commonly known as a shot pouch) designed especially for use in protecting the bore of a shotgun barrel when shooting hard shot made of a material such as tungsten or non-annealed steel. The cup is characterized by the use of shi... | 02/23/1999 |
| 5861572 | Universal shotgun shell wad The invention provides a universal shotgun shell wad that may be used by manufacturers to assemble a variety of shotgun shells with a wide variety of shot and powder loadings. Shotgun shells of the invention use casings of the type known in the art includ... | 01/19/1999 |
| 5837927 | Reversible pellet orienting wad for shotshell A pellet orienting member has a groove extending along a diameters of a disc for receiving a plurality of shot pellets of a first layer. The pellet orienting member may include at least one support surface adjacent to the first groove adapted to contact a... | 11/17/1998 |
| 5831205 | Reversible pellet orienting wad for shotshell A pellet orienting member has a groove extending along a diameters of a disc for receiving a plurality of shot pellets of a first layer. The pellet orienting member may include at least one support surface adjacent to the first groove adapted to contact a... | 11/03/1998 |
| 5795923 | Photo-degradable shotshell of polyethylene and EVA-CO terpolymer A photo-degradable, molded, high strength plastic shotshell component having a degradation composition comprising as its combination of active ingredients linear polyethylene having a melt index of 0.1 to 5.0 and an ethylene-vinyl acetate-carbon monoxide ... | 08/18/1998 |
| 5792979 | Two-element wad with pneumatic damping Two-element wad with pneumatic damping designed for the cartridge industry formed by two interchangeable elements connected to each other and which consist of a case and a damper-shutter. The case incorporates a series of foldable flaps and a valve that r... | 08/11/1998 |
| 5777258 | Firearm barrel cleaning cartridge A firearm barrel cleaning cartridge that includes a hollow, cylindrically-shaped, closed back, and open front shell casing, at least one expandable, generally hemispherically-shaped, rearwardly-facing, and removable wiper, a propellant, and at least one w... | 07/07/1998 |
| 5750919 | Self-adjusting obturator for projectile launching Propellant pressure forces generated within the bore of a gun barrel are lied to a projectile through a self-adjusting obturator to prevent projectile blow by of propellant explosion products. The propellant forces are transmitted through a body of shock... | 05/12/1998 |
| 5747725 | Pre-molded aft seal for discarding sabot projectiles An armor piercing fin stabilized discarding sabot kinetic energy projectile includes a pre-molded plastic aft seal sleeve to protect the sabot from damage from the propellant and replaces both the RTV and the protective sheath of conventional designs. The... | 05/05/1998 |
| 5710391 | Recoil reducer wad for ammunition Ammunition cartridges are disclosed comprising means for reducing recoil fed to a weapon on discharge of a cartridge. The recoil reducing means comprises non-supportive material between a propellant charge and an end plate of the cartridge in which energy... | 01/20/1998 |
| 5648637 | Multi-disk shell An otherwise conventional shell is provided with a load consisting of a plurality of axially stacked disks. The disks separate during flight and each strikes the target with a substantial portion of the initial momentum imparted to the disks thereby contr... | 07/15/1997 |
| 5644100 | Sabot for high-dispersion shot shell A shotgun shell includes a sabot with a tubular portion extending from a e, a chamber disposed within the tubular portion in communication with an opening in the base, a load of shot disposed within the tubular portion around the chamber, and a valve dis... | 07/01/1997 |
| 5621187 | Method for loading a muzzle-loading firearm A method for loading a muzzle loading firearm with a projectile. The projectile including a bullet; a gas check member; and a pin or cavity affixed to the bullet and a mating member affixed to the gas check member for frictional attachment of bullet to ga... | 04/15/1997 |
| 5596167 | Shot cartridge for a muzzle loading firearm and process for loading a muzzle loading firearm A multiple projectile cartridge for a muzzle loading firearm which comprises a plurality of projectiles, a plastic cup sized to fit into a bore of the muzzle loading firearm containing the projectiles and a top wad inserted into and retained in the open e... | 01/21/1997 |
| 5492064 | Propellant gas sealing device for gun munitions A propellant gas sealing device for gun munitions includes a piston attached to the rear of a projectile by a separable connecting device, and a piston that isolates the projectile from the propellant charge. A low pressure seal carried by the piston is d... | 02/20/1996 |
| 5471931 | Water resistant shot wad A water resistant shotshell has an internal moisture seal to preclude moisture intrusion into the propellant charge. The seal is at least one flexible tapered lip on the plastic shot wad which is compressed against the inside surface of the shotshell tube... | 12/05/1995 |
| 5458064 | Firearm projectile A projectile for firearms and for muzzle loading firearms, in particular, said projectile including a bullet; a gas check member; and a pin or cavity affixed to the bullet and a mating member affixed to the gas check member for frictional attachment of bu... | 10/17/1995 |
| 5429054 | Tracer cartridges A tracer wad for a cartridge comprises a shot holder consisting of four quadrants defining between them a tubular member, a tracer element holder and a conical recess leading to a bore for directing ignited propellant onto a tracer element held in the hol... | 07/04/1995 |
| 5415102 | Muzzle loading sabot A sabot comprising a substantially cylindrical body having an outside diameter, a receiving end, and a loading end located opposite the receiving end. The outside diameter is complementary to the inside diameter of the rifled bore in which the sabot is po... | 05/16/1995 |
| 5361700 | Ball-firing cartridge and method A novel cartridge for conventional shot gun and other weapons, suitable for training and other applications, and containing a thin-walled ball encapsulating a substance to be ejected upon the ball hitting the target, provided with a folded fan enclosure f... | 11/08/1994 |
| 5347932 | Shot wad with highly collapsible hinge portion The invention uses a pair of curved opposed diagonal bars between the wad and cup. The bars (deformable resistance members) buckle in the radial direction and end up basically flat between the wad and cup to give surprisingly and unexpectedly high amounts... | 09/20/1994 |
| 5263417 | Shot gun cartridges A shot-gun cartridge includes a main wad which is biodegradable. The wad is preferably formed from a composition including synthetic resin natural starch and chemically active prodegradents.... | 11/23/1993 |
| 5192830 | Sabot for high dispersion shot shell A sabot for a shotgun shell provided with a recess in its base upon which opellant gases may act to radially expand and flatten the sabot thereby enhancing the dispersion of shot. In alternate embodiments the recess may be conoidal, parabolic, pyramidal, ... | 03/09/1993 |
| 5191168 | Sabot for high dispersion shot shell A sabot for a shotgun shell provided with a recess in its base upon which opellant gases may act to radially expand and flatten the sabot thereby enhancing the dispersion of shot. In alternate embodiments the recess may be conoidal, parabolic, pyramidal, ... | 03/02/1993 |
| 5189251 | Sabot for high dispersion shot shell A sabot for a shotgun shell provided with a recess in its base upon which opellant gases may act to radially expand and flatten the sabot thereby enhancing the dispersion of shot. In alternate embodiments the recess may be conoidal, parabolic, pyramidal, ... | 02/23/1993 |
| 5171934 | Shortened shotshell with double-cupped wadding Shortened shotshells having a reduced length that allows one or more extra rounds to be carried in the magazine of a standard shotgun, and having substantially the same ballistic properties as standard shotshells, are obtained by using a reduced length sh... | 12/15/1992 |
