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7468125 System and method of processing a current sample for calculating a glucose concentration  
A system and method of processing a test current for an analyte measurement in a fluid using a test strip and a test meter are disclosed. The method comprises sampling the test current at a...
7468124 Method and apparatus for copper corrosion prevention during wet clean  
A method and apparatus for cleaning a wafer with a metal exposed through an insulator, through the use of a wet cleaning tank in concert with a feedback system on the potential difference between...
7466149 Electronic system and software for multielectrode sensors and electrochemical devices  
An electronic system and software program for multielectrode electrochemical devices; a multielectrode sensor for application in environments containing electrochemically active species; and a...
7455760 Analytical instruments, biosensors and methods thereof  
An electrochemical sensor system and membrane and method thereof for increased accuracy and effective life of electrochemical and enzyme sensors.
7452457 System and method for analyte measurement using dose sufficiency electrodes  
A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC...
7431820 Electrochemical cell  
The present invention relates to electrochemical cells including a first working electrode 32 , a first counter electrode 34 , a second working electrode 36 , and a second counter electrode 38...
7427346 Electrochemical drive circuitry and method  
An electrochemical drive circuitry and method, such as may be employed in electroplating bath chemical monitoring. A microcontroller can be utilized to selectively apply galvanostatic or...
7422678 Evaluation of the corrosion inhibiting activity of a coating  
The corrosion inhibiting activity of a coating is determined from the effect of corrosion inhibiting species released by the coating on the oxygen reduction current for a cathode placed very close...
7413645 Devices, systems and methods for testing gas sensors and correcting gas sensor output  
A method of adjusting the output of an electrochemical sensor includes the steps of: simulating the presence of an analyte gas electronically; measuring a response of the sensor to the electronic...
7410564 Apparatus and method for biopolymer identification during translocation through a nanopore  
The present invention provides an apparatus and method for identifying and sequencing a biopolymer translocating a nanopore. The apparatus of the present invention provides a first electrode, a...
7399401 Methods for use in assessing a flow condition of a fluid  
A device for use in assessing a flow condition of a fluid, or a fluid in a flow path, is provided. The device comprises at least one electrochemical cell, comprising a working electrode and at...
7399400 Nanobiosensor and carbon nanotube thin film transistors  
The present invention is directed to systems and methods for detecting biological and chemical species in liquid and gaseous phase. The systems and methods utilize carbon nanotubes to enhance...
7396683 Detection of allergen-associated materials  
Measurement of the redox properties of household dust is used to detect the presence of allergen-associated materials. Measurement may be electrochemical, preferably amperometric. A disposable...
7384535 Bath analysis  
Analytical methods are disclosed for determining the quantity of brightener and leveler in an electroplating bath in the presence of other organic additives, such as accelerators, brighteners and...
7368050 Quantitative transient analysis of localized corrosion  
The invention provides an electrochemical noise method, apparatus and system for estimating parameters of interest related to corrosion rates of an electrically conductive article, the method...
7347926 Method and apparatus for measuring specific component  
A method for measuring a concentration of a specific component includes the steps of: supplying a sample fluid to a reaction field holding a reagent; obtaining a single or a plurality of leak...
7335292 Sensor with improved shelf life  
The present invention provides a metal electrode stabilized by a coating, the coating comprising a sulfur containing moiety in its molecular structure. The coating may also include a hydrophilic...
7312087 Devices and methods for biochip multiplexing  
The invention is directed to devices and methods that allow for simultaneous multiple biochip analysis. The method of analyzing the plurality of biochips includes inserting a first biochp into a...
7309414 Method for measuring localized corrosion rate with a multi-electrode array sensor  
A method of measuring localized corrosion, using a multi-electrode array sensor. The method eliminates the effect of internal current in corroded electrodes, and thus provides a more accurate...
7285203 Method and apparatus for instrumental analysis in remote locations  
The present invention provides a method and apparatus for instrumental analysis in remote locations. In one embodiment, the present invention provides a method of controlling cathodic protection...
7282928 Corrosion measurement field device with improved LPF, HDA, and ECN capability  
Low power corrosion measurement devices are described with improved LPR, HDA, and ECN measurement capabilities in a field transmitter for online corrosion monitoring or off-line corrosion data...
7270733 Method and apparatus for real time monitoring of industrial electrolytes  
The present invention relates generally to any electrolyte and methods for monitoring the constituents contained therein. More specifically, the present invention relates to plating baths and...
7265559 Self-calibrating corrosion measurement field device with improved signal measurement and excitation circuitry  
Low power corrosion measurement devices are described with improved signal measurement and excitation circuitry in a field transmitter for online corrosion monitoring or off-line corrosion data...
7264709 Method and apparatus for conditioning a sensor for measuring oxidation reduction potential  
A method and apparatus for conditioning a sensor to measure an oxidation reduction potential of an aqueous solution such that the time to obtain a reliable oxidation reduction potential measurement...
7247231 Analyzer and method of testing analyzer  
An analyzer measures the concentration of a specific component in a sample liquid supplied to a test piece equipped with first and second terminal parts. An analyzer (X 1 ) includes a stage on...
7245132 Intrinsically safe corrosion measurement and history logging field device  
Corrosion measurement devices are described with electrical isolation and intrinsic safety barriers advanced corrosion measurement in a field transmitter for online corrosion monitoring or off-line...
7239156 Configurable corrosion measurement field device  
Low power corrosion measurement devices are described with programmable configuration for implementing one or more advanced corrosion measurement types to provide conductivity, general corrosion,...
7217354 Method and apparatus for detection of chemical vapors  
The present invention is a gas detector and method for using the gas detector for detecting and identifying volatile organic and/or volatile inorganic substances present in unknown vapors in an...
7195704 Determination of sample volume adequacy in biosensor devices  
Methods and systems are provided for determining whether a volume of biological sample is adequate to produce an accurate electrochemical analyte concentration measurement. Certain such methods and...
7195703 Electrode for analytical voltammetry  
An electrode for use in analytical voltammetry, wherein the electrode has a uniform composition and contains an alloy in a solid state, the alloy containing a pure metal or compound having a low...
7192515 Mobile hand-held apparatus with reusable biosensor  
Mobile hand-held apparatus with reusable biosensor, in particular for the local determination of original biological solutions, marked by a functional wheel with valve and pump function, an...
7182853 Redox control/monitoring platform for high throughput screening/drug discovery applications  
The invention is a redox control and monitoring platform that is to be used in conduction with another detection scheme. The platform includes a portion of an electrochemical control. The...
7175753 Process and device for monitoring the hydrogen concentration  
A process and a device are provided for monitoring the hydrogen concentration in a gas with at least one device, which comprises an electrochemical gas sensor and a bipotentiostat, e.g., for use in...
7144495 Electrochemical test strip with an integrated micro-needle and associated methods  
Methods and devices for electrochemically detecting a change in the viscosity of a fluid are provided. In the subject methods, a fluid sample (e.g., a whole blood sample) is introduced into an...
7144488 Electrode, electrochemical cell, and method for analysis of electroplating baths  
A counter electrode for use in an electrochemical cell suitable for analysis of an electroplating composition, the counter electrode comprising a conductor; a sheath disposed about the conductor;...
7141156 One-point recalibration method for reducing error in concentration measurements for an electrolytic solution  
The present invention relates to a method for mathematically re-calibrating and adjusting an initial concentration analysis model that suffers from electrochemical measurement errors caused by...
7125482 Use of electrochemistry to detect buried service lead (Pb) and copper (Cu) water pipes  
The present invention relates to using a rectifier, a groundbed consisting of four (4) copper rods, power supply, three (3) copper/copper sulfate (Cu/CuSO 4 ) reference electrodes, a data logger...
7125481 Electrochemical-sensor design  
An electrochemical test sensor adapted to assist in determining the concentration of analyte in a fluid sample is disclosed. The sensor comprises a base that assists in forming an opening for...
7124120 Method and apparatus for real time monitoring of electroplating bath performance and early fault detection  
The present invention relates generally to any plating solution and methods for monitoring its performance. More specifically, the present invention relates to plating bath and methods for...
7123029 Circuit arrangement, electrochemical sensor, sensor arrangement, and method for processing a current signal provided via a sensor electrode  
Circuit arrangement having a sensor electrode, a first circuit unit, which is electrically coupled to the sensor electrode, and a second circuit unit, which has a first capacitor. The first circuit...
7122111 Sample discriminating method  
A glucose sensor system comprising the steps of using as a sample discriminating parameter a ratio (I/ΔI) of a measured current value I to the time-differential value of the current value ΔI,...
7094330 Heterogeneous membrane electrodes  
The present invention relates to planar electrochemical sensors with membrane coatings used to perform chemical analyses. The object of this invention is to provide unit-use disposable sensors of...
7090764 Method and apparatus for processing electrochemical signals  
Systems and methods are provided herein for improving the selectivity and productivity of sensors via digital signal processing techniques. According to one illustrative embodiment, in an...
7083712 Fail judging method for analysis and analyzer  
An analyzer (A) includes a measurer ( 42 ) for measuring an electro-physical quantity of a sample, and an acceleration measurer ( 43 ) for computing the acceleration of change of the...
7077946 High throughput multi-channel rotating disk or ring-disk electrode assembly and method  
An electrochemical cell assembly including a plurality of testing cells, a reference cell, and fluid connections between the testing cells and the reference cell. Each of the testing cells includes...
7074318 Movable ionic conductive wire and method of forming an electrochemical cell  
An ionic conductive wire and method of forming an electrochemical cell in which an electric insulate tube is filled with an ionic conductive material. Terminals proximate the ends of the electric...
7063781 Techniques for sensing chloride ions in wet or dry media  
Techniques are provided for measuring chloride ion concentration in a medium. The techniques allow measurements to be made in dry or alkaline media, or both. For alkaline conditions, a sensor...
7060177 Method and apparatus for measuring electrochemical corrosion potential inside small shallow cracks  
A method of measuring an electrochemical corrosion potential (ECP) of a material specimen using a detecting device including an ECP detecting array is provided. The method includes locating an...
7056431 Method for electrochemical analyses  
Dental amalgam as an electrode material in voltammetry is provided having a very high overpotential to hydrogen. Accordingly, trace analyses can be carried out at potentials sufficiently negative...
7041210 Method of filling an amperometric cell  
The invention relates to an amperometric electrochemical cell having a first insulating substrate carrying a first electrode, a second insulting substrate carrying a second electrode, said...
Matches 1 - 50 out of 449 1 2 3 4 5 6 7 8 9 >