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Class Information
Number: 356/340
Name: Optics: measuring and testing > By particle light scattering > With photocell detection > At variable angle to the light beam
Description: Subject matter wherein the angle between the incident light beam and the detected scattered light is variable.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8675196 Analyzer and particle imaging method Mar. 18, 2014
8637803 Method and apparatus for measuring the optical forces acting on a particle Jan. 28, 2014
8395771 Apparatus and method for determining concentration of gaseous component Mar. 12, 2013
8390807 Light guiding device Mar. 5, 2013
8339601 Counting bacteria and determining their susceptibility to antibiotics Dec. 25, 2012
8213010 Polarized elastic scatter detection method and system of tracking and measuring the velocity of individual aerosol particles Jul. 3, 2012
8174697 Non-orthogonal particle detection systems and methods May. 8, 2012
8029661 Method for on-line monitoring of wax crystallization Oct. 4, 2011
7920260 Measuring device for determining the size, size distribution and quantity of particles in the nanoscopic range Apr. 5, 2011
7709271 Method and device for immunoassay May. 4, 2010
7700360 Optical method and system to determine distribution of lipid particles in a sample Apr. 20, 2010
7658884 Photometric method and apparatus for measuring a liquid's turbidity, fluorescence, phosphorescence and/or absorption coefficient Feb. 9, 2010
7630076 Dual-detector systems and methods having utility in biomolecular measurements Dec. 8, 2009
7619735 Optical inspection using variable apodization Nov. 17, 2009
7551278 Fluid light guide system Jun. 23, 2009
7477363 Flow cytometer Jan. 13, 2009
7423751 Systems and methods for use in detecting harmful aerosol particles Sep. 9, 2008
7315372 Instrument using near-field intensity correlation measurements for characterizing scattering of light by suspensions Jan. 1, 2008
7301637 Dark field imaging device for the spatially-resolved dark field imaging of a sample and examination method Nov. 27, 2007
7294513 Method and apparatus for characterizing solutions of small particles Nov. 13, 2007
7285790 Optical measurement system for living bodies and method thereof Oct. 23, 2007
7180591 Semiconductor processors, sensors, semiconductor processing systems, semiconductor workpiece processing methods, and turbidity monitoring methods Feb. 20, 2007
6922241 Fiber optic apparatus for detecting light scatter to differentiate blood cells and the like Jul. 26, 2005
6867862 System and method for characterizing three-dimensional structures Mar. 15, 2005
6859276 Extracted polarization intensity differential scattering for particle characterization Feb. 22, 2005
6815694 Apparatus and method for probing light absorbing agents in biological tissues Nov. 9, 2004
6813303 Laser oscillator and light scattering particle detector using the same Nov. 2, 2004
6798508 Fiber optic apparatus for detecting light scatter to differentiate blood cells and the like Sep. 28, 2004
6784981 Flow cytometry-based hematology system Aug. 31, 2004
6774994 Method and apparatus for determining absolute number densities of particles in suspension Aug. 10, 2004
6630990 Optical method and apparatus for red blood cell differentiation on a cell-by-cell basis, and simultaneous analysis of white blood cell differentiation Oct. 7, 2003
6600559 On-line method for detecting particle size during a milling process Jul. 29, 2003
6587203 Sort stream stabilizer for flow cytometer Jul. 1, 2003
6586193 Analyte assay using particulate labels Jul. 1, 2003
6570999 Soil particle and soil analysis system May. 27, 2003
6565815 Heat exchanging, optically interrogated chemical reaction assembly May. 20, 2003
6544770 Quantitation of viruses by light scattering Apr. 8, 2003
6496258 Device and method for simultaneous in-situ determination of particle size and mass concentration of fluid-borne particles Dec. 17, 2002
6469786 Particle size analyzer based on the laser diffraction method Oct. 22, 2002
6466318 Device for measuring particulate volume and mean size in water Oct. 15, 2002
6411383 Method for measuring the 2nd virial coefficient Jun. 25, 2002
6407812 Laser beam optical axis adjusting mechanism in particle size distribution measuring apparatus Jun. 18, 2002
6404494 Measurement of the lidar ratio for atmospheric aerosols using a 180 degree-backscatter nephelometer Jun. 11, 2002
6403037 Reaction vessel and temperature control system Jun. 11, 2002
6377345 High sensitivity particle detection Apr. 23, 2002
6315955 Method and apparatus for quantitative particle determination in fluids Nov. 13, 2001
6316185 Quantitation of viruses by light scattering Nov. 13, 2001
6246477 High resolution scanning microscope Jun. 12, 2001
6232125 Method and apparatus for differentiating and enumerating leukocytes May. 15, 2001
6118532 Instrument for determining static and/or dynamic light scattering Sep. 12, 2000

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