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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 |
| 7837063 | Dispensing measuring device A water dispensing device that is so small it fits on a kitchen countertop that provides very accurate measurements of water by using a pressure regulator on water coming in from a typical kitchen water faucet and then using a timer in order to better control the am... | 11/23/2010 |
| 7753231 | Automatic controller for a beverage dispensing faucet A beverage dispenser has a faucet with a spout, a fitting for connection to a beverage supply, and a lever operated valve. A servo motor, coupled to the lever, operates the faucet and proportionally controls the flow of the beverage. That proportional flow control m... | 07/13/2010 |
| 7681759 | Fluid-dispensing apparatus with controlled tear-off Fluid-dispensing apparatus include a fluid-dispensing needle. A gas discharge member is positioned proximate a dispensing end of the needle that is configured to direct a gas towards a fluid tear-off position below the dispensing end of the needle. A controller cont... | 03/23/2010 |
| 7429353 | Method and apparatus for injecting a metered quantity of a liquid into a chamber A method and apparatus for metering a predetermined quantity of liquid decontaminant into a vaporization system. A single vacuum source is used to fill an injector with the predetermined quantity of liquid decontaminant and to also establish a vacuum in a chamber. T... | 09/30/2008 |
| 7370589 | Systems and methods for fluid dispensing Systems and methods are disclosed for dispensing fluids. The systems can include a sensor operable to detect when an object passes a first location as the object moves to a second location. The systems can also include a fluid dispenser operable to dispense fluid at... | 05/13/2008 |
| 7361269 | Fraction collector with adjustable tray A fraction collector comprising a movable tray is provided. The movable tray may be attached to the fraction collector support system in a variety of ways and adjusted without adjusting the parts of the fraction collector support system. The moveable tray may be sta... | 04/22/2008 |
| 7351240 | Thermodynamically driven reversible infuser pump for use as a remotely controlled gastric band An implantable artificial sphincter system provides long-term adjustment via transcutaneous energy transfer (TET), minimizing invasive adjustment through adding or removing fluid via a syringe. An infuser device provides bi-directional fluid transfer via a flexible ... | 04/01/2008 |
| 7350423 | Real time usage monitor and method for detecting entrapped air A dispensing system for feeding paste through a screen onto a workpiece monitors the position of a piston applying pressure to the paste with a linear variable differential transformer and sets limits on the slope of the piston displacement is a measure of the feed ... | 04/01/2008 |
| 7332347 | Apparatus and method for concentrating and collecting analytes from a flowing liquid stream An apparatus for concentrating and collecting one or more analytes in a flowing liquid stream of a carrier solvent composed of one or more solvent components is provided, which includes a transfer tube which forms a bore having an inlet and an outlet, the inlet bein... | 02/19/2008 |
| 7331484 | Fluid dispensing device A fluid dispensing device of the type, including a shut off valve means for controlling fluid flow through the device and an actuating trigger operable to cause the shut off valve to adopt an open position in which fluid can be dispensed from the device and a closed... | 02/19/2008 |
| 7306115 | Volumetric control apparatus for fluid dispensing The present invention provides an apparatus for dispensing fluid in preselected volumetric quantities. The apparatus comprises a valve positioned inline with a conduit holding fluid under pressure, a flow meter positioned inline with the conduit, a control unit comm... | 12/11/2007 |
| 7299944 | Fluid dispenser calibration system and method A system and method for calibrating fluid detects an actual fluid dispensing characteristic, such as dispensing speed, and automatically adjusts the dispensing characteristic to match an ideal dispensing characteristic. The adjustment is conducted by a controller th... | 11/27/2007 |
| 7294278 | Method for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 11/13/2007 |
| 7289878 | Apparatus and method for modifying operation of an electric gun driver A method and apparatus for providing adjustment of current-related dispensing parameters in an electric dispensing gun. A control circuit receives user-selected inputs corresponding to dispensing parameters of the gun and converts those inputs into digital signals. ... | 10/30/2007 |
| 7284454 | Hand held pipette A hand-held pipette includes a piston driven by an actuator assembly contained within a housing having first and second mutually spaced non-adjustable stops. The actuator assembly is subdivided into first and second sections respectively provided with first and seco... | 10/23/2007 |
| 7284680 | Electrovalve dispenser device for a refrigerator The device comprises a valve body with an input adapted to be connected to a water supply source, and with at least a first and second output. The body is provided with at least a first and a second electrovalve with direct actuation, whose hydraulic inputs are inte... | 10/23/2007 |
| 7267531 | Current monitoring system and method for metering peristaltic pump A pump system includes a peristaltic pump having a rotor, a motor and a controller. The motor is configured to drive the peristaltic pump so as to deliver a liquid product from a source to a receiving location. The controller monitors a drive current of the motor so... | 09/11/2007 |
| 7254463 | Fuel dispensing system with modular components A fuel dispenser containing electronic/electrical components controlled by a computer is disclosed. The computer and all electronic components, including a touch screen display, are mounted in a module or rack provided with a pair of slides. A recess in the fuel dis... | 08/07/2007 |
| 7237864 | Fluid ejection device identification A fluid ejection device and a method for identifying a fluid ejection device are provided by determining first identification information and based upon the first identification information, querying one or more elements on the fluid ejection device that include sec... | 07/03/2007 |
| 7201005 | Measured fill water dispenser for refrigerator freezer A water dispenser for a refrigerator freezer having a water dispensing control including a measured fill mode of operation in which the water dispenser dispenses a predetermined amount of water and a manual fill mode of operation. The water dispensing control allows... | 04/10/2007 |
| 7196624 | Service transaction monitoring system, method, and device A system, method, and device for monitoring the dispensing of liquids, in particular, beverages dispensed at a bar or restaurant is disclosed. The device attaches to the exterior of a container and detects dispensing events by sensing tilt or motion of the container... | 03/27/2007 |
| 7188754 | Automatic dosing device and the use of such an automatic dosing device The present invention refers to an automatic dosing device. The purpose of the device is to store and dose material, kept inside a container part, and to make it possible for an operator to refill the container with material. The automatic dosing device therefore co... | 03/13/2007 |
| 7191137 | Market based control of structural movement A distributed market based control assembly used in conjunction with fixed or movable structures. Typically multiple actuators are attached to the structure, with each of the multiple actuators having an actuator controller to control actuator applied force. Sensors... | 03/13/2007 |
| 7177005 | Liquid crystal display device manufacturing method and liquid crystal display device manufacturing system There is provided a liquid crystal display device manufacturing method that comprises the steps of forming a sealing member along a periphery of a display area on a first surface of a first substrate, dropping a liquid crystal to the first surface of the first subst... | 02/13/2007 |
| 7118011 | Fluid dispensing apparatus A disposable tube set apparatus is provided for delivering a precise volume of a fluid to containers which comprise a reservoir for a fluid, an inlet conduit to the said reservoir, at least one first outlet conduits from the reservoir, a sight tube connected to each... | 10/10/2006 |
| 7114842 | Controlling ready mixed concrete sludge water Method and system for concrete wash-out water re-use, wherein an apparatus such as a mixing truck (1) is washed out and sludge (2) water re-used. The invention comprises providing sensors (11), in a communication system connected with a control ... | 10/03/2006 |
| 7111757 | Device and method for the volumetric measurement and dispensing of liquids Devices and methods for accurate volumetric measurement and dispensing of any liquid, regardless of that liquid's density and vapor pressure, are disclosed. This invention employs devices and methods which are used to eliminate free volume from a variable volume cha... | 09/26/2006 |
| 7096897 | Liquid crystal dispensing apparatus having confirming function for remaining amount of liquid crystal and method for measuring the same A liquid crystal dispensing apparatus determines an amount of liquid crystal remaining within a liquid crystal container. The apparatus includes a liquid crystal dispensing unit for containing dispensable liquid crystal, capable of be dispensed directly onto a subst... | 08/29/2006 |
| 7096997 | Trackside friction management digital control system An apparatus for applying friction modifying materials to a railroad track includes an input for receiving a signal representative of the passage of railroad vehicle wheels, and means for applying friction modifying material to the railroad track for a user defined,... | 08/29/2006 |
| 7076330 | Fraud detection through flow rate analysis A fraud detection system within a fuel dispenser includes the ability to measure the amount of fuel dispensed through the fuel dispenser. The measurement is compared to a value independently created representing what the amount of fuel dispensed should approximate. ... | 07/11/2006 |
| 7028561 | Fuel dispenser fuel meter error detection device, system and method A flow switch used in conjunction with a fuel meter in a fuel dispenser to determine when fuel is flowing. A flow switch can only be activated if fuel is flowing through the flow path of the flow switch. If fuel is flowing as indicated by the fuel flow switch, but t... | 04/18/2006 |
| 7008535 | Apparatus for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 03/07/2006 |
| 6997068 | Foot-operated pipette dispenser A pipette dispenser unit having a hand-held pipette dispenser having a pipette connector and a handle, a source of positive and negative air pressure in fluid connection with said pipette connector, and a foot-operated controller for regulating the flow of air betwe... | 02/14/2006 |
| 6997064 | Fluid metering and control device A fluid measuring device that displays fluid volume usage against fluid volume limits and a fluid control device that stops fluid delivery when the fluid volume limit is reached. ... | 02/14/2006 |
| 6997286 | Method in and device for the manual lubrication of a plurality of lubrication points A method and a device for the manual lubrication of a plurality of lubrication points with a quantity of lubricant individually predetermined for each lubrication point. The lubrication points are provided with individual identification elements. Information on the ... | 02/14/2006 |
| 6986441 | Fluid dispenser calibration system and method A system and method for calibrating fluid detects an actual fluid dispensing characteristic, such as dispensing speed, and automatically adjusts the dispensing characteristic to match an ideal dispensing characteristic. The adjustment is conducted by a controller th... | 01/17/2006 |
| 6959837 | Dual piston/poppet flow switch A dual piston/poppet valve in a fuel dispenser works with a two-stage valve to help eliminate errors from an inferential flow meter. When the two-stage valve opens partially, a secondary fuel path is opened in the dual piston/poppet valve. A sensor detects the openi... | 11/01/2005 |
| 6957747 | Hydraulically and volumetrically dispensing fluid Systems and methods for hydraulically and volumetrically dispensing target fluid. A hydraulic system includes an actuator, a hydraulic coupler that includes substantially incompressible hydraulic liquid, and a container. The container may include a slidable or movab... | 10/25/2005 |
| 6945689 | System for holding paint container A system for mixing paint and for holding a container of paint having a cover engaging a body is disclosed. The system comprises a rotary mixer comprising a holder configured for receiving the container. The system also comprises a clamp comprising an arm configured... | 09/20/2005 |
| 6945690 | System for holding paint container A holder for mixing a container of paint is disclosed. The system comprising a body having a cover and a base. The system also comprises an aperture in the cover of the body. The system also comprises a cavity in the body and accessible through the aperture and conf... | 09/20/2005 |
