61
Dale R Pfost, Torleif O Bjornson, Robert M Coppock, Carl Kowalski, Samuel A Marquiss, Donald S Murray, R Fred Pfost, Brian Sanford, Katherine L Puckett: Automated multi-purpose analytical chemistry processing center and laboratory work station. Beckman Instruments, William H May, Paul R Harder, April 14, 1992: US05104621 (167 worldwide citation)


An automated multi-purpose analytical chemistry processing center and laboratory work station having a movable table for supporting microtiter plates and other fluid receptacles, a movable arm, and a modular mobile pod affixed for reciprocal movement along the arm. The workstation combines into a si ...


62
John Hedger Priest, Eric Michael Nelson: Dry reagent test strip comprising benzidine dye precursor and antipyrine compound. Mercury Diagnostics, Burns Doane Swecker & Mathis, October 20, 1998: US05824491 (165 worldwide citation)


A dry reagent test strip for determining the concentration of an analyte in a liquid sample is described. The test strip has a matrix containing reagent detection chemistry, which includes an oxidase enzyme that can utilize the analyte as a substrate forming hydrogen peroxide, a benzidine dye precur ...


63
Stephen P A Fodor, Lubert Stryer, James L Winkler, Christopher P Holmes, Dennis W Solas: Photolabile nucleoside and peptide protecting groups. Affymax Technologies, Townsend and Townsend and Crew, February 6, 1996: US05489678 (165 worldwide citation)


A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to achieve light-directed spatially-addressable parallel chemical synthesis. Binary masking techniques are utilized in one embodiment. A reacto ...


64
J Wallace Parce: Fourier detection of species migrating in a microchannel. Caliper Technologies, Townsend and Townsend and Crew, December 16, 1997: US05699157 (164 worldwide citation)


The present invention provides a microfluidic system for fast, accurate and low cost electrophoretic analysis of materials in the fields of chemistry, biochemistry, biotechnology, molecular biology and numerous other fields. Light from periodically spaced regions along a channel in the microfluidic ...


65
Matthias Ilg, Markus Kirchhoff, Christoph Werner: Uniform distribution of reactants in a device layer. Siemens Aktiengesellschaft, Dexter K Chin, September 15, 1998: US05807792 (164 worldwide citation)


A method and apparatus for forming a multi-constituent device layer on a wafer surface are disclosed. The multi-constituent device layer is formed by flowing a first chemistry comprising a first constituent and a second chemistry comprising a second constituent via a segmented delivery system into a ...


66
David R Walt, Karri L Michael: Target analyte sensors utilizing microspheres. Trustees of Tufts College Tufts University, Dorsey & Whitney, Robin M Silva, David C Foster, February 22, 2005: US06859570 (161 worldwide citation)


A microsphere-based analytic chemistry system and method for making the same is disclosed in which microspheres or particles carrying bioactive agents may be combined randomly or in ordered fashion and dispersed on a substrate to form an array while maintaining the ability to identify the location o ...


67
Robert D Frankel: Supports incorporating vertical cavity emitting lasers and tracking apparatus for use in combinatorial synthesis. Wall Marjama Bilinski & Burr, August 1, 2000: US06096496 (161 worldwide citation)


A combinatorial chemistry bead that includes an electromagnetic spectral emitter that radiates a distinct electromagnetic code for each bead that uniquely identifies each bead, a terminal apparatus for receiving the electromagnetic code from each bead, and a method for performing combinatorial synth ...


68
Mei Chang, David N K Wang, John M White, Dan Maydan: Inlet manifold and methods for increasing gas dissociation and for PECVD of dielectric films. Applied Materials, Flehr Hohbach Test Albritton & Herbert, August 8, 1989: US04854263 (160 worldwide citation)


An inlet gas manifold for a vacuum deposition chamber incorporates inlet apertures which increase in diameter or cross-section transverse to the direction of gas flow. The aperture configuration increases the dissociation gases such as nitrogen and, thus increases the rate of silicon nitride deposit ...


69
Richard W Baker, Roger L Funk: Self-calibrating single-use sensing device for clinical chemistry and method of use. SenTech Medical Corporation, Kinney & Lange, March 31, 1987: US04654127 (158 worldwide citation)


A single-use sensing device for a clinical chemistry analyzer system includes a carrier which supports a capillary passage. Species selective sensors are located within a test chamber portion of the capillary passage. A rotatable multichamber reservoir having a calibrant chamber for holding calibran ...


70
Balazs I Bodai, Michael D Grandon, Scott J Gilbert, Douglas J Littlejohn, Kyle E Lemons, Richard L Fellows, Michael R Barry, Michael D Delapp: Portable blood chemistry measuring apparatus. Biologix, Limbach Limbach & Sutton, May 29, 1990: US04929426 (155 worldwide citation)


A portable apparatus for measuring the electrochemical characteristics of a sample is disclosed. A disposable cartridge, including a plurality of interconnected flow chambers, houses a printed circuit board substrate upon which reference and indicating electrodes are formed. The electrodes are emplo ...



Click the thumbnails below to visualize the patent trend.