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A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
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| Number | Title | Issue Date |
| 8173440 | Nanoporous material for aldehydes with direct optical transduction The invention concerns a method for detecting and/or assaying and/or capturing at least one aldehyde, preferably formaldehyde, including a step of contacting a gas stream with a material comprising a nonporous metal oxide sol-gel matrix, said matrix containing at le... | 05/08/2012 |
| 8043861 | Methods and apparatus for detecting exposure to hazardous substances An apparatus for detecting exposure to at least one hazardous substance is provided. The apparatus includes a body having a plurality of openings, and an attachment mechanism coupled to the body. Each opening is sized to receive a cassette for detecting the presence... | 10/25/2011 |
| 7695974 | Method for imaging the ionomer spatial distribution in fuel cell electrodes A method for evaluating the spatial distribution of an ionomer in a fuel cell MEA. The method includes embedding the MEA in an epoxy, and then slicing thin sections from the MEA. The sliced sections are then exposed to a titanium tetrachloride vapor that stains the ... | 04/13/2010 |
| 7425453 | Integrated circuit porphyrin-based optical Fabry-Perot chemical sensor A Fabry-Perot cavity has a pair of partially transmissive, partially reflective, surfaces. A first of the surfaces is flexibly suspended adjacent and parallel to a second of the surfaces. A gap exists between the surfaces. A variable electrostatic potential permits ... | 09/16/2008 |
| 7333211 | Method for determining a qualitative characteristic of an interferometric component The present invention relates to a method for determining a qualitative characteristic of an interferometric component (eg a planar waveguide structure) or a process for determining a qualitative characteristic of a stimulus of interest to which the interferometric ... | 02/19/2008 |
| 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 In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo...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 |
| 7285246 | Hand-held fluid analyzer A hand-held device detects the presence of a preselected substance in the breath. A deformable housing forms a test chamber for interacting an indicator reagent with the breath. An ampoule positioned inside the housing is ruptured by manual pressure through the wall... | 10/23/2007 |
| 7279132 | Chemical vapor sensor having an active and a passive measurement mode A chemical vapor sensor is provided that measures a chemical species of interest with high sensitivity and chemical specificity. In an aspect, an ethanol vapor sensor is provided, sized for being inconspicuous and on-board a vehicle, having a passive measurement mod... | 10/09/2007 |
| 7276188 | Organic dye molecules and nonlinear optical polymeric compounds containing chromophores Organic dye molecular materials prepared by coupling existing organic chromophore molecules to benzene or carbazole derivatives and nonlinear optical polymeric compounds having polyimide repeating units coupled with the organic dye molecular material are provided. T... | 10/02/2007 |
| 7217393 | Apparatus and method for process monitoring An apparatus is provided for testing fluid samples includes a sensor, which can be light source, directed to a flow cell and a photo sensor for detecting a light beam reflected from the flow cell. The photo sensor monitors the fluid in the flow cell by sensing the r... | 05/15/2007 |
| 7192777 | Apparatus and method for process monitoring An apparatus is provided for testing fluid samples includes a sensor, which can be light source, directed to a flow cell and a photo sensor for detecting a light beam reflected from the flow cell. The photo sensor monitors the fluid in the flow cell by sensing the r... | 03/20/2007 |
| 7189573 | Apparatus and method for process monitoring An apparatus is provided for testing fluid samples includes a sensor, which can be light source, directed to a flow cell and a photo sensor for detecting a light beam reflected from the flow cell. The photo sensor monitors the fluid in the flow cell by sensing the r... | 03/13/2007 |
| 7153696 | Method for measuring substance and testing piece A method of measuring an analyte, comprising a step of measuring a detectable substance by using a reaction system including a formation reaction of the detectable substance based on a chemical reaction of the analyte contained in a sample, wherein a layered inorgan... | 12/26/2006 |
| 7098037 | Accommodating subject and instrument variations in spectroscopic determinations A method and apparatus for measuring a biological attribute, such as the concentration of an analyte, particularly a blood analyte in tissue such as glucose. The method utilizes spectrographic techniques in conjunction with an improved instrument-tailored or subject... | 08/29/2006 |
| 7087434 | Automatic portable formaldehyde analyzer An apparatus for measuring the concentration of formaldehyde in an exhaust stream from turbines, internal combustion engines and the like, which apparatus includes a portable housing having a sample gas inlet through which a sample gas for analysis is introduced int... | 08/08/2006 |
| 7054519 | Reconfigurable optical add drop multiplexers with integrated power equalization Described are various optical, opto-electrical and electrical components and subsystems. Some embodiments include input and output waveguides supporting opposing facets separated by a gap. The degree to which the opposing facets are aligned with respect to one anoth... | 05/30/2006 |
| 7022288 | Chemical detection sensor system A chemical detection sensor system comprises a support structure; multiple SERS chemical detection sensors supported by the support structure; multiple chemical reaction sensors, wherein each of the chemical reaction sensors is disposed for undergoing a state change... | 04/04/2006 |
| 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 |
| 7005982 | Carrier security system A process deploys detection devices in the carrier vehicles, collection facilities and collection boxes to determine if hazardous materials have deposited. The system is designed to provide detection, identification and measurement of chemical, biological and DNA/RN... | 02/28/2006 |
| 6958131 | Optical sensor and optical process for the characterization of a chemical and/or bio-chemical substance The optical sensor contains an optical waveguide (1) with a substrate (104), waveguiding material (105), a cover medium (106) and a waveguide grating structure (101-103). By means of a light source (2), light can be emitted ... | 10/25/2005 |
| 6947866 | Apparatus and method for handheld sampling The present invention includes an apparatus, and corresponding method, for taking a sample. The apparatus is built around a frame designed to be held in at least one hand. A sample media is used to secure the sample. A sample media adapter for securing the sample me... | 09/20/2005 |
| 6897132 | Method of reducing the conductivity of a semiconductor and devices made thereby Disclosed is a method of reducing the conductivity/charge of a layer of group III-V semiconductor doped with Sn. The method includes the steps of: forming an region of SiO2 on the semiconductor layer; annealing at least the semiconductor layer and the reg... | 05/24/2005 |
| 6852544 | Rapid quantitative analysis of proteins or protein function in complex mixtures Analytical reagents and mass spectrometry-based methods using these reagents for the rapid, and quantitative analysis of proteins or protein function in mixtures of proteins. The methods employ affinity labeled protein reactive reagents having three portions: an aff... | 02/08/2005 |
| 6835573 | Method and device for testing aldehyde in polyester polymer A test strip, methods for making and using the test strip, and a kit are described, which allow for the simple and efficient determination of the acetaldehyde content in a polyester polymer. The strip and methods have application, for example, in the manufacture of ... | 12/28/2004 |
| 6808928 | Desorptive method for determining a surface property of a solid A method of determining a surface property of a plurality of solids by contacting the solids with a fluid, measuring the radiation emitted, absorbed, or altered during desorption of the fluid using a detector, and then determining at least one surface property of th... | 10/26/2004 |
| 6806092 | Combustion gas detection system A combustion gas detection apparatus includes a transparent tube partially filled with a combustion gas sensing fluid and an inlet fitting for engagement with the radiator cap of an engine cooling system and an outlet fitting connected with a vacuum port of the engi... | 10/19/2004 |
| 6806091 | Method and apparatus for determining blood oxygen transport The present invention relates to a method and apparatus for determining blood oxygen transport, and to measure lipid levels by correlating these levels with the rate at which oxygen diffuses through the red blood cell membrane. ... | 10/19/2004 |
| 6787110 | Optical sensor and optical process for the characterization of a chemical and/or bio-chemical substance The optical sensor contains an optical waveguide (1) with a substrate (104), waveguiding material (105), a cover medium (106) and a waveguide grating structure (101-103). By means of a light source (2), light can be emitted ... | 09/07/2004 |
| 6727559 | Compound semiconductor device A local oscillation FET has a source connecting pad, a drain connecting pad and a gate connecting pad. The source connecting pad occupies one corner of a substrate, and the drain and gate connecting pads are placed at the neighboring corners so that the three connec... | 04/27/2004 |
| 6723566 | Pd/Ni-WO3 anodic double layer gasochromic device An anodic double layer gasochromic sensor structure for optical detection of hydrogen in improved response time and with improved optical absorption real time constants, comprising: a glass substrate; a tungsten-doped nickel oxide layer coated on the glass substrate... | 04/20/2004 |
| 6713307 | System and method of using luminescent piezoelectric to detect biological and/or chemical agents The present invention provides a real-time luminescent piezoelectric detector capable of sensing the presence of biological and chemical agents. This detector includes a free-standing thin film that is driven by a frequency driver to produce light emitted from an ed... | 03/30/2004 |
| 6706537 | Sterilization monitors and method of use A sterilization monitor includes a substrate and an monitor composition. The monitor composition contains a colorant and a halogen source and undergoes a distinct color change when exposed to a peracid. The sterilization monitor can be used to monitor a sterilizatio... | 03/16/2004 |
| 6670194 | Rapid quantitative analysis of proteins or protein function in complex mixtures Analytical reagents and mass spectrometry-based methods using these reagents for the rapid, and quantitative analysis of proteins or protein function in mixtures of proteins. The methods employ affinity labeled protein reactive reagents having three porti... | 12/30/2003 |
| 6652811 | Device for measuring the concentration of gaseous and vaporous components of a gas mixture A device for detecting gaseous and vaporous components of a gas mixture by means of channels 2, which are located next to each other on a support 201, are connected in parallel in terms of flow, and are exposed to the component to be detected along a flow... | 11/25/2003 |
| 6649417 | Tissue-based standoff biosensors for detecting chemical warfare agents A tissue-based, deployable, standoff air quality sensor for detecting the presence of at least one chemical or biological warfare agent, includes: a cell containing entrapped photosynthetic tissue, the cell adapted for analyzing photosynthetic activity of... | 11/18/2003 |
| 6623973 | Method for detection of organic vapors based on fluorescence enhancement in porphyrin aggregates A fluorescence-based method for highly sensitive and selective detection of volatile organic compounds such as vapors of benzene, alcohol, chloroform, dimethyl methylphosphonate (DMMP) that is a simulant of Sarin, Soman and other chemical warfare agents, ... | 09/23/2003 |
| 6620627 | Increased separation efficiency via controlled aggregation of magnetic nanoparticles Compositions and methods are disclosed which enhance the microscopic observation and analysis of biological entities such as cells, bacteria and viruses by eliminating interfering magnetic clusters created by naturally occurring aggregators of colloidal m... | 09/16/2003 |
| 6613580 | Microfluidic systems and methods for determining modulator kinetics Methods, systems, kits, and apparatus for calculating kinetic and concentration information in microscale systems are provided. Dwell times for access by a microfluidic system are varied and the resulting modulation of signal profile information used to p... | 09/02/2003 |
| 6605804 | Optical sensor An optical sensor is provided for determining a physical and/or chemical parameter of a sample, having at least one optical transmitter and at least one optical receiver, and having a sensitive element which is arranged in a beam path between the transmit... | 08/12/2003 |
| 6602470 | Optical sensor and method for producing same An optical sensor is described for determining the concentration of a gas in gas mixtures, which can especially be used for determining the carbon monoxide content of the air. It includes a radiation source, a sensitive layer positioned on a translucent s... | 08/05/2003 |
