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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8187435 | Reference electrode The invention provides a reference electrode including a liquid electrolyte containing water, a water soluble organic compound with molecular size and boiling point are both greater than water, and an ionic salt; a solid crystal of the ionic salt in the liquid elect... | 05/29/2012 |
| 8177949 | Diamond microelectrodes A microelectrode comprising a diamond layer formed from electrically non-conducting diamond and containing one or more pins or projections of electrically conducting diamond extending at least partially through the layer of non-conducting diamond and presenting area... | 05/15/2012 |
| 8128794 | Water pollution sensor for detecting heavy metal and method of manufacturing the same A water pollution sensor for detecting a heavy metal, the water pollution sensor including: a base member; a conductive layer formed at a portion of one of surfaces of the base member and consisting of a conductive material; an insulating layer formed on the conduct... | 03/06/2012 |
| 8101056 | Electrochemical cell A hollow electrochemical cell is provided. In one exemplary embodiment, a hollow electrochemical cell includes two sets of electrodes and an opening for admitting an analyte to the cell. At least one of the two sets of electrodes can be in fluid communication with t... | 01/24/2012 |
| 8080142 | Impurity detection device and method There is provided a sample preparation device and method for preparing a sample of liquid for detection of impurities. First (40) and second (38) electrodes are provided, located for immersion in a liquid under test. A semipermeable membrane (42... | 12/20/2011 |
| 8025779 | Water quality analyzer A water quality analyzer comprises: sensor electrodes 1a, 1b made of different metals from each other, the electrodes in a liquid of inspecting object generating a sense voltage in proportion to the liquid's impurities concentration; an o... | 09/27/2011 |
| 7955482 | Water-proof electrochemical sensor A water-proof electrochemical sensor for in situ analysis and real-time monitoring of chemical and biological compounds in a liquid analyte, such as a water column, or a water column/sediment interface, or sediment. The water-proof electrochemical sensor assembly co... | 06/07/2011 |
| 7901553 | Method and system for sensing gas incorporating an integrated reference element A system for sensing a gas stream constituent comprises: (a) a thermally conductive, electrically insulative substrate, (b) a gas-sensing element mounted on the substrate and capable of sensing the constituent, (c) a reference element mounted on the substrate having... | 03/08/2011 |
| 7824529 | Electrode module A chip-carrier module known from smart card technology is adapted as an electrode array for use in disposable sensing or separation devices containing electrodes. The electrodes are manufactured directly onto chip-carrier module. The preferred electrode module inclu... | 11/02/2010 |
| 7670470 | Biosensor membranes composed of polymers containing heterocyclic nitrogens Novel membranes comprising various polymers containing heterocyclic nitrogen groups are described. These membranes are usefully employed in electrochemical sensors, such as amperometric biosensors. More particularly, these membranes effectively regulate a flux of an... | 03/02/2010 |
| 7651595 | Analyzing tool with knob part The present invention relates to a test tool (X1) attached to an analyzing device (1) for analyzing a sample. The test tool (X1) includes a pinching portion (6) for attachment to the analyzing device (1) or removal from the analyzi... | 01/26/2010 |
| 7597788 | Oxygen-chemical agent sensor A gas sensing mechanism and a gas sensor based on a semiconducting carbon nanotube diode structure are disclosed. The gas sensor operates by detecting the change in conductivity characteristic of the current vs. voltage behavior of an I—N, or I—P junction, in th... | 10/06/2009 |
| 7594983 | Analytical tool The present invention relates to an analytical tool (1) including a capillary (5) for moving a sample liquid introduced through a liquid introduction port (51), and a window (43) for checking that the sample liquid of an amount necessary ... | 09/29/2009 |
| 7582196 | Laminated membranes for diffusion limited gas sensors resistant to pressure variations A micro fuel cell sensor having laminated gas permeable membrane. The sensor comprises a housing, first and second gas diffusing electrodes spaced from one another, a fuel-cell spacer having an acidic electrolyte disposed between said first and second electrodes, an... | 09/01/2009 |
| 7544277 | Electrochemical test sensors Sensors for the electro-chemical analysis of samples and methods for the manufacturing of sensors allow for more efficient manufacture and use of electro-chemical sensors. Flexible sheets, such as polycarbonate sheets, are used to easily manufacture sensor component... | 06/09/2009 |
| 7491303 | Measuring instrument and concentration measuring device The measurement instrument includes an attribute information output section to output attribute information about the attributes of the measurement instrument as an electric physical value. The attribute information is based on at least one of the conditions includi... | 02/17/2009 |
| 7488405 | Electrode for electrochemical measurement and method for manufacturing the same The present invention provides an electrode for electrochemical measurement including: a carbon nanotube and an insulator that encloses carbon nanotube, wherein: the carbon nanotube is enclosed by being chemically bonded with the insulator; and part of the carbon na... | 02/10/2009 |
| 7452452 | Carbon nanotube nanoelectrode arrays The present invention relates to microelectode arrays (MEAs), and more particularly to carbon nanotube nanoelectrode arrays (CNT-NEAs) for chemical and biological sensing, and methods of use. A nanoelectrode array includes a carbon nanotube material comprising an ar... | 11/18/2008 |
| 7438853 | Photoelectrocatalytic method and photoelectrochemical detector for electrochemical analysis A photoelectrocatalytic method for detecting current that illuminates a photoelectrochemical electrode to generate a photocurrent and to magnify the current. Thereby, accuracy of the detection is increased. A photoelectrochemical detector used in the method has a ba... | 10/21/2008 |
| 7438796 | Electrochemical chlorine sensor A sensor for measurement of free chlorine and of total chlorine in aqueous solution including a working electrode having a self-assembled monolayer (SAM) formed on the surface thereof, producing a barrier which reduces the generation of background currents when elec... | 10/21/2008 |
| 7419573 | Circuit for electrochemical sensor strip Provided is an electrochemical sensor strip having circuits comprising electrodes in an electrode region connected to contact pads in a contact region by conductive traces wherein the electrode region is off-set from the contact region in both an x direction paralle... | 09/02/2008 |
| 7407566 | System and method for sensing using diamond based microelectrodes A method and system is disclosed for monitoring one or more characteristics associated with a fluid. An insulating layer comprising non-conducting diamond is positioned within a housing and has a surface exposed directly or indirectly to the fluid. A plurality of mi... | 08/05/2008 |
| 7407781 | Oocyte recording chamber An oocyte recording chamber for electrophysiological measurements. The recording chamber includes a base and a cover attached to the base. The cover and the base define a chamber having a size sufficient to accommodate an oocyte. The recording chamber includes a fir... | 08/05/2008 |
| 7404880 | Sensor element A layered sensor element used in a gas measuring sensor for measuring a physical property of a measuring gas, preferably for determining the temperature of the measuring gas or the concentration of a component of the measuring gas. The sensor element contains a wave... | 07/29/2008 |
| 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 least one other electrode, sufficient for communication with the fluid, o... | 07/15/2008 |
| 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 electrode assembly may be made by screen printing with conductive (e.g. c... | 07/08/2008 |
| 7393504 | Flow injection electrochemical detecting device A flow injection electrochemical detecting device has a base (10), a cover pivotally mounted on the base (10), and a locking device attached between the base (10) and the cover (20). The base (10) has a recess (12) defined i... | 07/01/2008 |
| 7388200 | Sensing method and nanosensing device for performing the same A sensing method includes exposing a nano-transducer having a controlled surface to a sample including at least one species. Adsorption of the species on the nano-transducer is transduced to a measurable signal as a function of time. Desorption of the species from t... | 06/17/2008 |
| 7387714 | Electrochemical sensor strip Provided is a single use electrochemical sensor strip having an active portion and an inactive portion. The inactive portion may be a handling strip. Another aspect provided is an article comprising an electrochemical sensor strip having a fluid-wicking channel that... | 06/17/2008 |
| 7378006 | Aqueous solutions for reducing the rate of oxygen loss, and methods thereof Compositions and methods for reducing the rate of loss of oxygen from a solution and increasing the effective life span of oxygen-containing calibration solutions. ... | 05/27/2008 |
| 7371247 | Method and apparatus for penetrating tissue A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe... | 05/13/2008 |
| 7366556 | Dual electrode system for a continuous analyte sensor Disclosed herein are systems and methods for a continuous analyte sensor, such as a continuous glucose sensor. One such system utilizes first and second working electrodes to measure additional analyte or non-analyte related signal. Such measurements may provide a b... | 04/29/2008 |
| 7361257 | Electrochemical screening system Devices and methods for evaluating an electrochemical reaction are disclosed. A device includes an electrochemical cell having a cavity for containing a liquidus electrolyte, a first working electrode having at least one electrolytic surface at least partially withi... | 04/22/2008 |
| 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 currents for correction, through a measurement of electric current made on... | 03/25/2008 |
| 7344626 | Method and apparatus for detection of abnormal traces during electrochemical analyte detection Detection of abnormal signal traces in electrochemical measurements generated using an electrochemical test strip to which a potential is applied allows for an indication of an erroneous analyte determination. The current trace has an expected shape in which a peak ... | 03/18/2008 |
| 7338808 | Method and apparatus for determining zeta potential using alternating current electric field and T channel Provided is a method for determining a zeta potential generated between a solid wall and a solution. The method includes (a) injecting an electrolyte solution into a first inlet of a T channel, which is provided with first and second inlet electrodes and a grounded ... | 03/04/2008 |
| 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 group and a spacer between the sulfur containing moiety and the hydroph... | 02/26/2008 |
| 7332130 | Heat-reduction methods and systems related to microfluidic devices A system and method for preventing or reducing unwanted heat in a microfluidic of the device while generating heat in selected regions of the device. In one example, current is supplied to a heating element through electric leads, wherein the leads are design... | 02/19/2008 |
| 7331931 | Method and apparatus for penetrating tissue These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes an electrically powered drive force generator. A penetrating member is operatively coupled to the force generator. The force generato... | 02/19/2008 |
| 7318887 | Solid state reference electrode A reference electrode includes a conductive substrate having a first surface and an ionically insulating, hydrophobic layer adjacent to the first surface having a plurality of non-selective ion exchange sites. ... | 01/15/2008 |
