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| Number | Title | Issue Date |
| 8109158 | Sampling apparatus A sampling apparatus for sampling a fluid enriched in a selected phase from a multiphase fluid mixture flowing into a main pipe, the multiphase fluid mixture containing at least the selected phase and one other phase, the apparatus comprising: —a sampling arrangem... | 02/07/2012 |
| 8091439 | Analyte extraction probe assembly A probe assembly for use in the extraction of analytes from a sample, which probe includes an elongate cylinder portion which is arranged to rotate about its longitudinal axis, and having thereon one or more vanes extending away from the cylinder portion. ... | 01/10/2012 |
| 7950296 | Continuous flow sample introduction apparatus and method The present invention relates generally to an apparatus and method for sample analysis. More particularly, the invention encompasses a method and an apparatus for continuous, constant, flow sample introduction of fluid samples of varying viscosity and composition. T... | 05/31/2011 |
| 7621191 | Immersion probe An immersion probe has a probe body having a longitudinal axis and an outer surface surrounding the longitudinal axis, wherein a portion of the outer surface has sampling elements, which extend around the longitudinal axis in the peripheral direction and which have ... | 11/24/2009 |
| 7438858 | Dispensing assembly for liquid droplets A dispensing assembly for liquid droplets that includes a dispenser connected to a liquid carrying pipe which in turn is connected to a source of pressurized liquid. The dispenser has an elongated body member having a main bore connected to the liquid carrying pipe.... | 10/21/2008 |
| 7439076 | Liquid dispensing method and device A method of pipetting an accurate quantity of liquid comprising the steps of drawing water into a pipetting chip (2) from a liquid container (8), drawing air into said tip first slowly at a first rate and then quickly at a second rate to turn said draw... | 10/21/2008 |
| 7437959 | In-water hull cleaning sampling device An In-Water Hull Cleaning Sampling Device includes a sampling chamber, a drive shaft housing, a drive shaft sealing membrane, a drive shaft, a spring retainer, a pressure spring, a cleaning pad, a mechanical drive device and a chamber sealing means. The sampling cha... | 10/21/2008 |
| 7438860 | Droplet discharging head and microarray manufacturing method It is an object of the present invention to provide a droplet discharging head suited to the discharge of a sample solution, and particularly one that contains a bio-related substance. This object is achieved by a droplet discharging head 1 for discharging a ... | 10/21/2008 |
| 7434483 | Sample pipette Sample pipettes used in particular for injecting samples into high pressure liquid chromatography apparatuses, which are provided with a hollow needle for drawing a sample and expelling same into a container or into a sample receiving device of the apparatus. An int... | 10/14/2008 |
| 7427379 | Liquid dispensing apparatus A liquid dispensing apparatus comprises a liquid reservoir (32), an outlet port (6; 36) and driving means for forcing liquid (4) through the outlet port (6, 36). The driving means generates a pulse of gas which impinges upon the liquid ( | 09/23/2008 |
| 7421912 | Sampling device A sampling apparatus and method of obtaining a sample are provided. The apparatus has a body, a head connected to the body, and a mechanism for retaining a substrate on the head. The apparatus enables an area to be sampled quickly and efficiently, while minimizing c... | 09/09/2008 |
| 7416706 | Level sensor apparatus for detecting contact of a pipetting needle with a liquid in a vessel A level sensor apparatus is disclosed for detecting contact of a pipetting needle with a liquid contained in a vessel. The apparatus includes a sensor head made up of a pipetting needle, a needle holder, and an electromechanical transducer. The sensor head also has ... | 08/26/2008 |
| 7405395 | Acoustic ejection into small openings Provided is a method of transporting fluid which involves acoustic ejection into a small opening. The opening may be, for example, the inlet opening of a sample vessel. Alternatively, it may be an opening in a microfluidic device. The ejection is typically, but not ... | 07/29/2008 |
| 7404927 | Automated molecular pathology apparatus having fixed slide platforms Apparatus and methods for automatically staining or treating multiple tissue samples mounted on slides are provided, in which the slides and reagent bottles are held in fixed position, and the reagent and wash solutions brought to the slides. ... | 07/29/2008 |
| 7402286 | Capillary pins for high-efficiency microarray printing device This invention provides improved components (e.g. array “pins”, print head, substrate platen, print head platen, and the like) for microarray printing devices as well as microarray printing devices incorporating such components. In one embodiment, this invention... | 07/22/2008 |
| 7396512 | Automatic precision non-contact open-loop fluid dispensing A rugged, all-electronic fluid dispensing system for use with pipettes or in other contexts indirectly measures fluid flow by using a non-linear system model to correlate vacuum existing at the top of a column of suspended fluid. Non-contact operation is provided to... | 07/08/2008 |
| 7384604 | Sample introduction system A sample introduction system includes at least two, and preferably three, syringe pumps. The flow rates of two of the syringe pumps are varied, while keeping the overall flow rate constant. The sample introduction system is preferably utilized in an analytical instr... | 06/10/2008 |
| 7361312 | Nozzle tip for pipetting apparatus In an improvement of a nozzle tip for a pipetting apparatus which is adapted to be removably attached to a nozzle base of the pipetting apparatus, the nozzle tip includes a head portion having an opening adapted to fit onto the nozzle base, a cylindrical portion ext... | 04/22/2008 |
| 7347112 | Air sampler with integrated airflow sensing Air sampler with integrated airflow sensing. The air sampler according to at least some embodiments includes an air mover that is operable to move air over a sampling media. An integrated airflow sensor is in fluid communication with the air mover. The air mover ope... | 03/25/2008 |
| 7340970 | Method and device for isolating, collecting and transferring hazardous samples A method and system for isolating, transferring and testing potentially contaminated mail pieces. The mail pieces are encapsulated in a sealed package at one location and transferred to another location for testing. During testing, the sealed package is connected to... | 03/11/2008 |
| 7340940 | Particulate deposit avoidance and probe positioning A perforated mixing plate and is fluid passage are used in conjunction with a dilution tunnel to prevent particulate matter from collecting on the sampling system components. An inlet of a sampling probe is offset from the centerline of the dilution tunnel to a loca... | 03/11/2008 |
| 7335337 | Ergonomic pipette tip and adapters An ergonomically designed pipette tip that can be securely mounted to a barrel of a pipetter yet is designed to substantially reduce the axial force necessary to install and eject the pipette tip from the pipetter. The ergonomic pipette tip includes molded-in expans... | 02/26/2008 |
| 7303725 | Automated high volume slide staining system An automated slide processing apparatus includes a plurality of work stations arranged in a stack, and a transport/elevator for transporting slides between the various work stations. ... | 12/04/2007 |
| 7293454 | Anti-aliasing acoustic filter in the presence of pulsating flow An exhaust flow measurement system uses a noise attenuation device to cancel exhaust gas pulsations at the harmonic frequency of a flow rate measurement transducer. ... | 11/13/2007 |
| 7287595 | Electric-hydraulic power unit The present invention is directed to an electric-hydraulic power unit. In one illustrative embodiment, the power unit comprises a body having a movable pressure barrier positioned therein, the movable pressure barrier defining first and second chambers therein, a co... | 10/30/2007 |
| 7288228 | Sample injection system An HPLC injection valve is mounted to a probe drive system close to the probe axis to minimize probe movements required for sample injections into a mobile phase column. The probe is directly connected by a short conduit to the injection valve, eliminating the need ... | 10/30/2007 |
| 7275453 | Analyzing apparatus and fine particle collecting apparatus A simple and convenient analyzing apparatus is provided which easily, conveniently, and efficiently collects a material in the state of fine particles adhered to a target object, extracts the object to be analyzed, and analyzes the extracted object. An apparatus for... | 10/02/2007 |
| 7270785 | Automated molecular pathology apparatus having fixed slide platforms Apparatus and methods for automatically staining or treating multiple tissue samples mounted on slides are provided, in which the slides and reagent bottles are held in fixed position, and the reagent and wash solutions brought to the slides. ... | 09/18/2007 |
| 7267800 | Drainage system In a system for sucking and discharging a solution from a vessel (micro-plate assembly 6) by suction nozzles 2, processes for suction, discharge, separation, etc. can be carried out with use of a simple mechanism, including suction nozzle moving means ... | 09/11/2007 |
| 7219566 | Automatic sampler An automatic sampler for automatically sampling liquid samples to be introduced into apparatuses that analyze liquid samples, such as liquid chromatographs, includes a needle with a tapered tip end for suctioning and ejecting liquid, a mechanism for moving the needl... | 05/22/2007 |
| 7208124 | Microarraying process and apparatus A high throughput microarraying or colony picking robot with an automatic mechanism for exchanging pin heads and an automated washing and drying apparatus. The robot allows a dirty pin head to be deposited on the automated washing and drying apparatus for cleaning w... | 04/24/2007 |
| 7198105 | Apparatus and method for controlling the pressure of fluid within a sample chamber A formation testing tool and method for providing pressure controlled sampling is provided. A flow line delivers formation fluid to a sample chamber in the testing tool. A first valve controls the flow of formation fluid from the flow line to the sample chamber. A p... | 04/03/2007 |
| 7198758 | Microarraying head and microarrayer A microarraying head 51 has a base portion 57 and a plurality of needles 53. The needles 53 are arranged in parallel with one another on the base portion 57. The needles 53 place a solution on substrates 3 with the to... | 04/03/2007 |
| 7194924 | System and method for biohazard detection using compression The present invention includes a system and method for detecting contaminated objects, for example mail pieces, through use of a pinching device that compresses the objects, thereby possibly releasing potential contaminant-containing particles into the air in a clos... | 03/27/2007 |
| 7191672 | Single phase sampling apparatus and method A single phase sampling apparatus and method for retrieving a formation fluid sample at or above the bubble point of the sample. The apparatus utilizes a gas charge contained between a sample piston and a charging piston to maintain a formation sample at the desired... | 03/20/2007 |
| 7182915 | Pipette configurations and arrays thereof for measuring cellular electrical properties The present application is directed to pipette configurations, arrays of the same and methods for using such pipettes and arrays to accomplish electrical measurements, including whole cell and on cell measurements. In one aspect of the present invention, a pipette i... | 02/27/2007 |
| 7175812 | Automatic sampler and needle for the same The surface of a needle for collecting samples is coated with a coating material lower in chemical activity than a base metal of the needle. More specifically, the surface of the needle may be coated with a layer of gold or platinum. Alternatively, the surface of th... | 02/13/2007 |
| 7169599 | Fluid interface for bioprocessor systems An apparatus and method for an aseptic fluidic interface between bioprocess systems is provided. The apparatus includes an inlet valve, adapted for automatic control, that is coupled to a biofluid source site. A sampling conduit extends from the inlet valve to an ou... | 01/30/2007 |
| 7159740 | Method and apparatus for parallel dispensing of defined volumes of solid particles A sample preparation system provides an automated process that dispenses appropriate amounts of solid material into wells of a microtiter plate for mixing into a suspension. The system utilizes an array of hollow tubes that are lowered into a particle reservoir such... | 01/09/2007 |
| 7160511 | Liquid pipetting apparatus and micro array manufacturing apparatus A liquid pipetting apparatus for dispensing liquid of minute volume for use in a survey instruments of a hemanalysis machine, a genetic screening, and a pharmaceutical screening, etc., is disclosed. The liquid pipetting apparatus comprises a liquid holding member fo... | 01/09/2007 |
