Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8166696 | Rifle scope with adjustment stop Rifle scopes with adjustment stops include a scope body, a movable optical element defining an optical axis enclosed by the scope body, and a turret having a screw operably connected to the optical element for adjusting the optical axis in response to rotation of th... | 05/01/2012 |
| 8109029 | Apparatus and method for calculating aiming point information The present invention relates to target acquisition and related devices, and more particularly to telescopic gunsights and associated equipment used to achieve shooting accuracy at, for example, close ranges, medium ranges and extreme ranges. ... | 02/07/2012 |
| 8109030 | Aiming device An aiming device is provided. The aiming device includes an erector tube assembly, a moving plate and a crosshair. The moving plate, disposed on the erector tube assembly, is movable along a direction. The crosshair is disposed on the moving plate. When the moving p... | 02/07/2012 |
| 8006429 | Locking turret knob A locking turret knob includes an adjustment member, a first member, and a second member. The adjustment member is adjustably positionable about an axis of rotation. The first member is disposed in proximity to the adjustment member and has at least one engagement m... | 08/30/2011 |
| 8001714 | Ballistics systems and methods A scope may include an adjustment dial, which may be moved among a plurality of positions to configure the scope to compensate for projectile drops. The adjustment dial may be labeled with dial-calibration data, which may include one or more distance indicators and/... | 08/23/2011 |
| 7937878 | Apparatus and method for calculating aiming point information The present invention relates to target acquisition and related devices, and more particularly to telescopic gunsights and associated equipment used to achieve shooting accuracy at, for example, close ranges, medium ranges and extreme ranges at stationary and moving... | 05/10/2011 |
| 7926219 | Digital scope with horizontally compressed sidefields An improved digital scope for locating and targeting objects. The scope includes an image detection device that is configured to collect image data of a sighted region. The scope further includes a display screen that is electronically connected to the image detecti... | 04/19/2011 |
| 7913440 | Telescopic sight A telescopic sight includes at least one main tube and a reticule with a reticule adjusting device arranged on the main tube for adjusting the reticule and an optical focusing means with a focus adjusting device arranged on the main tube for focusing the optical foc... | 03/29/2011 |
| 7905044 | Sighting system A sighting assembly is configured for use on a firearm in long-range sighting applications and broadly comprises proximal and distal sights. The sights present various sighting surfaces including at least a pair of complemental surfaces that, when viewed along a sig... | 03/15/2011 |
| 7856750 | Apparatus and method for calculating aiming point information The present invention relates to target acquisition and related devices, and more particularly to telescopic gunsights and associated equipment used to achieve shooting accuracy at, for example, close ranges, medium ranges and extreme ranges. ... | 12/28/2010 |
| 7827723 | Lateral de-centering of riflescope objective for aiming adjustment A riflescope includes an objective lens component slidably supported on a guide track oriented perpendicular to an optic axis of the objective lens component for lateral, non-pivoting movement of the objective lens component in or along a plane perpendicular to the ... | 11/09/2010 |
| 7793456 | Gun sight reticle having adjustable sighting marks for bullet drop compensation A gun sight reticle includes a plurality of adjustable sighting marks disposed vertically below the central sighting mark. The shooter can adjust the BDC sighting marks so that they more accurately correspond to the correct aiming position for targets that are dispo... | 09/14/2010 |
| 7603804 | Ballistic reticle for projectile weapon aiming systems and method of aiming A reticle of a projectile weapon aiming system such as a riflescope includes a primary aiming mark adapted to be sighted-in at a first selected range and further includes a plurality of secondary aiming marks spaced apart below the primary aiming mark. The secondary... | 10/20/2009 |
| 7584570 | Reticle for telescopic gunsight and method for using cross reference to related application A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a gun. The indicia may include perpendicularly intersecting center vertical and center horizontal hairlines, and four (or more or less) horizontal... | 09/08/2009 |
| 7581346 | Actuating element for a telescopic sight The invention relates to an actuating element for setting the aim mark of a telescopic sight. According to the invention, the actuating element is rotatably located on the telescopic sight in the form of a rotary knob and the aim mark is displaced in a vertical and/... | 09/01/2009 |
| 7578091 | Operating element for a telescopic sight The invention relates to an operating element for adjusting the cross-hairs of a telescopic sight. The operating element is in the form of a rotating knob, arranged to rotate on the telescopic sight, whereby a rotation of the rotating knob adjusts the cross-hairs by... | 08/25/2009 |
| 7552559 | Remotely-controlled adjustable zoom scope Shown is a system for power adjustment of an adjustable parameter of a telescopic site. The system includes a power supply, a reversible motor, a reduction drive, and a wireless receiver in a housing. A wireless controller/transmitter is in operable communication wi... | 06/30/2009 |
| 7437848 | Firearm aiming and photographing compound apparatus A firearm aiming and photographing compound apparatus. A digital sight is disposed on a firearm body and includes an image processing module and a receiver electrically connected thereto. A remote-control transmitter is connected to the firearm body, emitting a sign... | 10/21/2008 |
| 7434345 | Reticule The present invention is a reticule featuring both rapid close-quarters target acquisition and precise distance shooting functionality. The reticule features a broad central aiming ring and four sets of aiming point-indicating dots. The lowest set comprises dots of ... | 10/14/2008 |
| 7421816 | Weapon sight The invention includes a sighting system for use with a firearm that has a telescopic sight, a laser rangefinder for providing the distance to the target, device(s) for receiving various inputs, a computing system that calculates the point of aim of the firearm's pr... | 09/09/2008 |
| 7415791 | Rifle scope with adjustment knob having multiple detent forces A rifle scope has a body with a number of optical elements. An adjustment knob is rotated we connected to the body and interacts with at least one of the optical elements to provide an image shift in response to rotation of the knob. A detent mechanism interacts wit... | 08/26/2008 |
| 7401433 | Telescopic sight having an illumination apparatus An illumination apparatus for a telescopic sight has a lamp, in particular for a reticle of the telescopic sight. The apparatus comprises a control circuit for supplying the lamp, and an adjustment knob cooperating with the control unit for adjusting the brightness ... | 07/22/2008 |
| 7367805 | Two aligning devices and an alignment method for a firing simulator The invention concerns an aligning device for a simulator (105) arranged for firing and mounted on a weapon. The weapon has aiming means arranged to indicate the aiming of the weapon in a target area. The simulator is equipped with at least a first element ar... | 05/06/2008 |
| 7369302 | Day/night weapon sight assembly for use on weapon without change in eye relief A day/night weapon sight assembly that consists of daytime sight and a nighttime sight allows the use of both sights without change in eye relief even when the nighttime sight is attached to the rear end of the daytime sight. This is achieved by supporting the dayti... | 05/06/2008 |
| 7365924 | Sight tube pivot assembly An improved aiming tube pivot assembly for use in a sighting and/or aiming apparatus which comprises an aiming tube axially mounted within an outer tube (or housing). A support ring supports the aiming tube within the outer tube in a gimbal-like arrangement by means... | 04/29/2008 |
| 7350329 | Scope adjustment method and apparatus A rifle scope system allows adjustment of the scope while a shooter maintains the shooting posture and the scope sight picture. The scope system comprises an adjustment system comprising an electromechanical mechanism that responds to a signal from a remote controll... | 04/01/2008 |
| 7343707 | Reticle for telescopic gunsight and method for using A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a gun. The indicia may include perpendicularly intersecting center vertical and center horizontal hairlines, and four (or more or less) horizontal... | 03/18/2008 |
| 7328531 | Gun sight and method for hitting a moving target A method and apparatus for configured to be attached to a gunbarrel of a firearm helping to aim at a moving target. The gun sight includes different-sized sight indicators including a first sight indicator located to be closer to the gunbarrel, and a second sight in... | 02/12/2008 |
| 7325353 | Multiple nomograph system for solving ranging and ballistic problems in firearms The multiple nomograph system for solving ranging and ballistic problems in firearms includes a series of graphs or nomographs for the determination of a series of factors affecting the ballistic trajectory of a bullet in flight. The nomographs may be placed upon th... | 02/05/2008 |
| 7310904 | Method and means for adjusting the scope of a firearm A scope adjustment calculating apparatus and method for calculating adjustment to a scope on a firearm is disclosed. The scope adjustment calculating device displays multiple input criteria including: a plurality of division of minute of angle for a scope, a plurali... | 12/25/2007 |
| 7275343 | Riflescope with recessed bottom surface for reduced mounting height A riflescope includes an objective optic assembly with a bottom surface that defines a scoop. Upon mounting the riflescope, the scoop receives a portion of a firearm. The scoop eliminates interference between the objective optic assembly and the firearm and allows a... | 10/02/2007 |
| 7259924 | Microscope objective with axially adjustable correction mounts A microscope objective has axially adjustable correction mounts for adapting to different parameters influencing the imaging quality. The axial adjustment of the correction mounts relative to a stationary barrel is realized by an adjusting ring arranged on the outer... | 08/21/2007 |
| 7257920 | Aiming device The present invention comprises a reflective surface used in conjunction with an aiming device that provides the user targeting information on a surface directly on the aiming device. The reflective surface is moveably mounted directly behind the aiming device, wher... | 08/21/2007 |
| 7255035 | Weaponry camera sight The weaponry camera sight has a digital electronic display of the sight picture for the shooter. The display may be magnified as desired, thereby eliminating need for a scope sight. The device may also include a range finding device, with range information being pro... | 08/14/2007 |
| 7237355 | Reticle for telescopic gunsight and method for using A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a gun. The indicia may include perpendicularly intersecting center vertical and center horizontal hairlines, and four (or more or less) horizontal... | 07/03/2007 |
| 7222452 | Reticle for telescopic gunsight and method for using A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a gun. The indicia may include perpendicularly intersecting center vertical and center horizontal hairlines, and four (or more or less) horizontal... | 05/29/2007 |
| 7194838 | Reticle for telescopic gunsight and method of using A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a gun. The indicia may include perpendicularly intersecting center vertical and center horizontal hairlines, and four (or more or less) horizontal... | 03/27/2007 |
| 7185455 | Crosshair and circle reticle for projectile weapon aiming device A reticle for a projectile weapon aiming device, such as a riflescope, includes a primary horizontal sight line that intersects a primary vertical sight line to define a primary aiming point. A circle is centered on the primary aiming point to intersect the primary ... | 03/06/2007 |
| 7171775 | Gun sight reticle having open sighting areas for bullet drop compensation A gun sight reticle that has orthogonally intersecting center horizontal and center vertical straight hairlines is designed such that at least a portion of the vertical hairline located on a first side of the horizontal hairline is discontinuous such that discontinu... | 02/06/2007 |
| 7142357 | Night-day boresight with adjustable wedge-prism assembly An in-line night-day boresight with an adjustable wedge-prism assembly is disclosed. The adjustable wedge-prism assembly includes two opposing wedge prisms that are axially rotatable relative to each other. The assembly is arranged in the optical path between the ni... | 11/28/2006 |