1
Bjorn Ekstrom, Gunilla Jacobson, Ove Ohman, Hakan Sjodin: Microfluidic structure and process for its manufacture. Pharmacia Biosensor, December 27, 1994: US05376252 (492 worldwide citation)

The microfluidic structure comprises first and second substantially planar form-stable base layers and an intermediate spacing layer of elastic material, said spacing layer being recessed to define a microcavity or channel system with at least one of said first and second base layers. The structure ...


2
Bjorn Ekstrom, Magnus Oberg: Method and apparatus for determination of refractive index. Pharmacia Biosensor, Birch Stewart Kolasch & Birch, September 2, 1997: US05663790 (62 worldwide citation)

In a method of determining the refractive index of a gaseous, liquid or solid sample, preferably a gaseous or liquid sample, there is used a waveguide resonator (1) which includes an open waveguide (4) and a closed waveguide (5) located adjacent the open waveguide. The sample is brought to the vicin ...


3
Ove Ohman, Bjorn Ekstrom, Peter Norlin: Apparatus for continuously measuring physical and chemical parameters in a fluid flow. Pharmacia Biotech, Birch Stewart Kolasch & Birch, November 7, 2000: US06144447 (31 worldwide citation)

The present invention is drawn to an apparatus for continuously measuring physical and chemical parameters in a fluid cell comprising a single flow cell having a fluid interface for conducting the fluid through the flow cell, an electrical interface connected to at least one first means provided in ...


4
Ove Ohman, Bjorn Ekstrom, Peter Norlin: Apparatus for continuously measuring physical and chemical parameters in a fluid flow. Pharmacia Biotech, Birch Stewart Kolasch & Birch, November 30, 1999: US05995209 (29 worldwide citation)

The present invention is drawn to an apparatus for continuously measuring physical and chemical parameters in a fluid cell comprising a single flow cell having a fluid interface for conducting the fluid through the flow cell, an electrical interface connected to at least one first means provided in ...


5
Peter Hagerlid, Bjorn Ekstrom, Jonas Sjoberg: Reaction monitoring systems. Dorsey & Whitney, January 25, 2007: US20070020663-A1

The present invention provides an apparatus for simultaneously monitoring an array of reaction sites for light indicating that a reaction is taking place at a particula site comprising a charge-coupled device (CCD) arranged so that in use the light from a particular reaction site will impinge upon a ...


6
Rune Groppfeldt, Leif Ljunggvist, Ulf Wahlstrom, Mark Tober, Sven Tuve Persson, Bjorn Ekstrom: Module including one or more chips. Alfred J Mangels, May 15, 2003: US20030090876-A1

A module comprising one or more chips and a carrier. The invention is characterised in that the carrier (6) supports a conductive layer (7) that includes a number of conductors; in that chips (2-5; 10; 27-30) are mounted directly on conductive layer (7) of the carrier (6); in that said chips (2-5; 1 ...


7
Nigel Tooke, Bjorn Ekstrom: Oligonucleotide Ligation Assay By Detecting Released Pyrophosphate. Albihns Stockholm, March 27, 2008: US20080076118-A1

The present invention is related to a new method for determining the presence of genetic element(s), such as nucleotide repeat(s), or marker(s) for microbial typing, in a nucleic acid sample. The method is based on performing a ligation reaction where after a by-product of the ligation is detected a ...


8
Nigel Tooke, Peter Hagerlid, Bjorn Ekstrom: Method for sequencing-by-synthesis. Mintz Levin Cohn Ferris Glovsky & Popeo, October 13, 2005: US20050227261-A1

The invention refers to a tubular member, such as a pipette tip, for binding nucleic acid molecules for a subsequent biomolecular reaction, to methods for at least partly performing a sequencing-by-synthesis reaction in a tubular member, to an automated system using the tubular member for performing ...