1
Peter C Cheeseman: Method for sequencing polynucleotides. Beckman Instruments, William H May, P R Harder, Janis C Henry, April 12, 1994: US05302509 (441 worldwide citation)

A method is provided for determining the sequence of nucleotides on a single strand DNA molecule. The single strand DNA molecule is attached to a leader oligonucleotide and its complementary strand to a solid state support. Fluorescently-labeled 3'-blocked nucleotide triphosphates, with each of the ...


2
Leland B Smith: Bioelectrical impedance measuring system. Beckman Instruments, R J Steinmeyer, P R Harder, July 27, 1976: US03971365 (207 worldwide citation)

A bioelectrical impedance measuring system that measures and indicates the impedance of a biological subject, such as one or more human extremities. The system measures and indicates a basal impedance value of the measured subject, and also indicates short temporal variations in the basal value. In ...


3
James C Sternberg: Rate sensing batch analysis method. Beckman Instruments, R J Steinmeyer, R R Meads, January 20, 1976: US03933593 (186 worldwide citation)

A portable, automated chemical analyzer having a polarographic oxygen electrode submerged in a batch of stirred solution. The signal from the electrode is directly differentiated and amplified to produce a signal proportional to the time rate of change of oxygen concentration. The membrane of the po ...


4
Robert S Matson, Peter J Coassin, Jang B Rampal, Edwin M Southern: Method and apparatus for creating biopolymer arrays on a solid support surface. Beckman Instruments, William H May, P R Harder, Janis C Henry, July 4, 1995: US05429807 (175 worldwide citation)

An automated method and apparatus for performing biopolymer synthesis on a two-dimensional support surface whereby a two-dimensional matrix or array of biopolymers are obtained on the surface. An applicator in the form of a thick plate having in a surface at least one cavity in the form of an open c ...


5
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 (174 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 ...


6
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 (161 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 ...


7
Frank A Momany: Synthetic peptides having pituitary growth hormone releasing activity. Beckman Instruments, R J Steinmeyer, J E Vanderburgh, R S Frieman, October 25, 1983: US04411890 (150 worldwide citation)

Novel peptides having the following amino acid sequence ##STR1## wherein X.sub.1, X.sub.2, and X.sub.3 are selected from a group consisting of N-terminal and desamino alpha-carbon substitutions and a and b are 0 or 1, provided that a and b are always 0 when A.sub.1 is a desamino residue; A.sub.1 and ...


8
Chan S Oh: Microfluidic electrophoresis device. Beckman Instruments, William H May, P R Sheldon & Mak Harder, May 18, 1999: US05904824 (138 worldwide citation)

A microfluidic device having opposed spaced apart sheets of siliceous material, such as glass, the opposed facing sides of each of the sheets having hydrophilic and hydrophobic areas which form therebetween a fluid capillary which is hydrophilic and bounded by hydrophobic areas to form an microfluid ...


9
Barber Duane G: Holder for sample containers of different sizes. Beckman Instruments, Steinmeyer Robert J, Meads R R, November 11, 1975: US3918920 (128 worldwide citation)

A holder for bottles and vials of different sizes comprises a hollow cylindrical support with flexible ribs extending inward partially to a center axis. The ribs extend longitudinally and are spaced around the periphery of the hollow cylindrical support so that their inner edges are also spaced to f ...


10
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 ...



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