1
Wing S Pang, Mark Gross, Hendra Tanumihardja, Ruediger F Rauskolb, G Andrea Pedrazzini, Santiago F Allen: Automated sample processing system including automatic centrifuge device. Beckman Coulter, William H May, Margaret A Sheldon & Mak Kivinski, May 9, 2000: US06060022 (185 worldwide citation)

A system for a clinical lab that is capable of automatically processing, including sorting, of multiple specimen containers. The system comprises a central controller, a workstation, one or more analyzers, and an automated centrifuge. The workstation has automatic detectors for detecting the presenc ...


2
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 ...


3
Wing S Pang, Mark Gross, Hendra Tanumihardja, Ruediger F Rauskolb, G Andrea Pedrazzini, Santiago F Allen: Automated sample processing system. Beckman Coulter, Hogan & Hartson, November 28, 2006: US07141213 (52 worldwide citation)

A system for a clinical lab that is capable of automatically processing, including sorting, of multiple specimen containers. The system comprises a central controller, a workstation, one or more analyzers, and an automated centrifuge. The workstation has automatic detectors for detecting the presenc ...


4
Dobson Okawa, Wing S Pang, Dang Ngo, George Shibata: Reaction temperature control system. Beckman Instruments, William H May, Arnold Grant, Gary T Hampson, August 15, 1989: US04858155 (48 worldwide citation)

Apparatus for controlling reaction temperatures in a chemical analyzer comprises a thermoelectric element operating in response to a temperature sensor, and control means capable of predicting a setpoint deviation for a future time period, and, when an overshoot is predicted, reducing a control sign ...


5
Wing S Pang, Thomas L Kraft, James W Meador: Resealable conduit and method. Beckman Instruments, William H May, Gary T Hampson, Charles Berman, December 8, 1992: US05169602 (43 worldwide citation)

A resealable conduit is used to remove or add fluid to a closed system without coring or contamination of the fluid. The conduit can include funnel-shaped guide means, duck bill valve means and beveled tip puncturing means. A conduit resting angle of less than about five degrees can be achieved. A t ...


6
Wing S Pang, Dobson M Okawa, Peter Kan, George K Shibata: Method of performing nephelometric analysis with independent temperature control of the reaction cuvette and reagent reservior. Beckman Instruments, William H May, Gary T Hampson, Charles Berman, November 10, 1992: US05162236 (12 worldwide citation)

A system for analyzing a chemical reaction provides control of the temperature and volume of the reagents to improve the accuracy and precision in quantitative measurements of specific proteins and other immunochemistries in body fluids. The reaction occurs in a cuvette within a nephelometric optics ...


7
Wing S Pang, Mark Gross, Hendra Tanumihardja, Ruediger F Rauskolb, G Andrea Pedrazzini, Santiago F Allen: Automated sample processing system. Beckman Coulter, Kilpatrick Townsend & Stockton, October 18, 2011: US08038942 (11 worldwide citation)

A system for a clinical lab that is capable of automatically processing, including sorting, of multiple specimen containers. The system comprises a central controller, a workstation, one or more analyzers, and an automated centrifuge. The workstation has automatic detectors for detecting the presenc ...


8
Richard C Meyer, Wing S Pang: Zero backlash drive mechanism. Beckman Instruments, W H May, A Grant, G T Hampson, May 20, 1986: US04589298 (2 worldwide citation)

A zero backlash device. The device includes a spring loaded bracket for providing a lateral force to the driving nut on a threaded rod. This lateral force is directed perpendicularly to the axis of the threaded shaft thus insuring continued intimate contact between the threads on the driving nut and ...


9
William W Li, Rongchang Xin, Wing S Pang, Dobson M Okawa: Method and apparatus for controlling reaction temperature in bio-chemical instruments. Beckman Coulter, Warren W Kurz, Mitchell E Alter, September 14, 2010: US07794666

Method and apparatus for controlling the temperature of one or more reaction vessels in a bio-chemical analyzer comprises a heat-exchange block, preferably made of cast aluminum or the like, and a thermoelectric device for heating or cooling the block to within a desired temperature range. The heat- ...


10
William W Li, Rongchang Xin, Wing S Pang, Dobson M Okawa: Method and apparatus for controlling reaction temperature in bio-chemical instruments. Beckman Coulter, Beckman Coulter, August 9, 2007: US20070183945-A1

Method and apparatus for controlling the temperature of one or more reaction vessels in a bio-chemical analyzer comprises a heat-exchange block, preferably made of cast aluminum or the like, and a thermoelectric device for heating or cooling the block to within a desired temperature range. The heat- ...