1
John E Lillig, Michael J Whelan, Thomas V Cheon, Patricia A Sisson, Orlando Flores: Modular analyzer system. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, October 23, 1990: US04965049 (165 worldwide citation)

A system of modular analyzers each adapted for independent operation and each possessing different operational characteristics adapted for particular applications. Such modular analyzers may be joined together with precise indexing means such that a single sample carousel may be accessed by fluid tr ...


2
Frank L Waska, Gerald L Klein, Wayne S Johnson: Capillary electrophoresis detection. Beckman Instruments, William H May, Gary T Hampson, Charles Berman, May 17, 1994: US05312535 (104 worldwide citation)

Detecting light in a capillary electrophoresis optical system includes input and output windows in the outside surface of a capillary tube. The width of the windows is not substantially greater than the bore of the tube. A fiber optic input is spaced from the capillary tube so that the light is dire ...


3
Howard M Chandler: Barrier-controlled assay device. SmithKline Diagnostics, William H May, Gary T Hampson, March 4, 1997: US05607863 (92 worldwide citation)

An assay device for detection and/or determination of an analyte in a test sample uses a barrier containing an aperture to control the application of reagents to the device for greater reproducibility of results. In its simplest form, the device comprises: (1) a chromatographic medium having a first ...


4
Jack J Zakowski, Vincent A Cuomo, Gordon C Blanke, Richard C Meyer: Analyzer operating method. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, March 13, 1990: US04908320 (91 worldwide citation)

A method of operating a clinical analyzer wherein the analyzer includes a plurality of reaction locations divided into two groups. Predetermined operations are performed on the first and second groups during corresponding processing cycles. A process that is common to both cycles is performed simult ...


5
Richard C Meyer, Malbone W Greene: Temperature control apparatus for automated clinical analyzer. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, June 12, 1990: US04933146 (69 worldwide citation)

A temperature control apparatus for controlling the temperature of a plurality of cuvettes consisting of an annular sealed chamber containing a refrigerant, means fixed to the sealed chamber for receiving the sample cuvettes, a heater in thermal contact with the sealed chamber, and a temperature sen ...


6
Michael Boris, Richard C Meyer, Robert M Price: Reagent storage and delivery system. Beckman Instruments, William H May, Gary T Hampson, July 16, 1991: US05031797 (68 worldwide citation)

A reagent storage and delivery apparatus comprises a reagent cartridge having a plurality of fluidic chambers and includes a flange means for receiving a label to define a code indicating information concerning the contents of the cartridge. Preferably, a binary code is defined through use of window ...


7
Russell A Chipman, Robert J Obremski, Christopher W Brown: Multicomponent quantitative analytical method and apparatus. Beckman Instruments, William H May, Gary T Hampson, Steven R Markl, April 21, 1987: US04660151 (67 worldwide citation)

A multicomponent quantitative analytical method and apparatus wherein the method includes the steps of and the apparatus is capable of performing steps of obtaining a plurality of calibration spectra, transforming the calibration spectra using a transform with orthogonal basis vectors, obtaining a c ...


8
Stephen F Barker, Harold F Fechtner: Sample loading apparatus. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, February 13, 1990: US04900513 (63 worldwide citation)

A sample loading and unloading apparatus for an automated clinical instrument including a loading tray adapted to receive a plurality of sample carrying sectors. The apparatus further includes a sample carousel having a plurality of locations each adapted to receive sample sectors. The portion of th ...


9
Michael Bell: Automated random access analyzer. Beckman Instruments, William H May, Gary T Hampson, Margaret A Kivinski, October 21, 1997: US05679309 (62 worldwide citation)

An improved automated diagnostic analyzer and method of the type which includes a reaction carousel having cuvettes to receive sample and reactant for photometric analysis and to index and park for addition of sample, reactant and washing of cuvettes. Alternative reactant and/or sample addition poin ...


10
Dobson Okawa, Wing S Pang, Peter Kan: Liquid level sensor. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, April 12, 1988: US04736638 (62 worldwide citation)

Apparatus for sensing liquid levels in fluid transfer mechanisms and the like comprises a conductive member supporting containers for sample liquids, the conductive member being rotatably mounted for positioning selected containers under a conductive pipette probe. A low-frequency oscillator is capa ...