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Browse by Category: Main > Optical & Optics
Class Information
Number: 356/343
Name: Optics: measuring and testing > By particle light scattering > With photocell detection > Using plural photocells
Description: Subject matter wherein more than one photosensitive device is used to detect the scattered light.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8705040 Methods and apparatus for determining particle characteristics by measuring scattered light Apr. 22, 2014
8675198 Annular optical device Mar. 18, 2014
8638436 Smoke sensor Jan. 28, 2014
8634076 Multi-sample scattering measurements Jan. 21, 2014
8570512 System, storage mediums, and methods for identifying particles in flow Oct. 29, 2013
8539816 Method and apparatus for locking a laser with a resonant cavity Sep. 24, 2013
8520205 Method and system for detecting, classifying and identifying particles Aug. 27, 2013
8508734 Annular optical device Aug. 13, 2013
8482742 Measuring apparatus and measuring method Jul. 9, 2013
8467054 Virtual core flow cytometry Jun. 18, 2013
8427641 Compact detector for simultaneous particle size and fluorescence detection Apr. 23, 2013
8427642 Two-dimensional optical imaging methods and systems for particle detection Apr. 23, 2013
8339585 Transducer module Dec. 25, 2012
8327686 Method and apparatus for the photo-acoustic identification and quantification of analyte species in a gaseous or liquid medium Dec. 11, 2012
8265110 Laser and environmental monitoring method Sep. 11, 2012
8154724 Two-dimensional optical imaging methods and systems for particle detection Apr. 10, 2012
8149402 Optical system for a flow cytometer Apr. 3, 2012
8144325 In-flight multiple field of view detector for supercooled airborne water droplets Mar. 27, 2012
8085398 Concave compensated cell for the collection of radiated light Dec. 27, 2011
8040495 Method and device for optical analysis of a tissue Oct. 18, 2011
8035816 Method and apparatus for measuring the optical absorption of samples Oct. 11, 2011
8031340 Optical system for a flow cytometer Oct. 4, 2011
8029661 Method for on-line monitoring of wax crystallization Oct. 4, 2011
8013994 Particle state and flux sensor Sep. 6, 2011
7999936 Combined transmittance and angle selective scattering measurement of fluid suspended particles for simultaneous determination of refractive index, extinction coefficient, particle size and par Aug. 16, 2011
7982875 Method and apparatus for measuring the scattered light signals from a liquid sample Jul. 19, 2011
7869038 Broad-range spectrometer Jan. 11, 2011
7847936 Evaporative light scattering device and methods of use thereof Dec. 7, 2010
7835561 Method for image processing and reconstruction of images for optical tomography Nov. 16, 2010
7812935 Optical authentication Oct. 12, 2010
7803633 Screening arrangement for screening immunoassay tests and agglutination tests Sep. 28, 2010
7800742 Cell analyzer and cell analyzing method Sep. 21, 2010
7738099 Pathogen and particle detector system and method Jun. 15, 2010
7738695 Method and device for 3 dimensional imaging of suspended micro-objects providing high-resolution microscopy Jun. 15, 2010
7709271 Method and device for immunoassay May. 4, 2010
7630076 Dual-detector systems and methods having utility in biomolecular measurements Dec. 8, 2009
7626699 Chamber particle detection system Dec. 1, 2009
7518719 Contaminant analyzer for fuel Apr. 14, 2009
7508509 Measurement of an object from an image consisting of a pixel matrix Mar. 24, 2009
7505132 Self calibrating measurement system Mar. 17, 2009
7495763 Dual function measurement system Feb. 24, 2009
7463159 Fire detector Dec. 9, 2008
7447340 Device and method for automatically producing a thermal recoil response in nematodes Nov. 4, 2008
7440100 Method for evaluation of a scattered light signal and scattered light detector used for carrying out said method Oct. 21, 2008
7423751 Systems and methods for use in detecting harmful aerosol particles Sep. 9, 2008
7417734 System and process for sorting biological particles Aug. 26, 2008
7397561 Spectroscopy system Jul. 8, 2008
7302360 Defect size projection Nov. 27, 2007
7294513 Method and apparatus for characterizing solutions of small particles Nov. 13, 2007
7151604 Optical system and method for particle detection Dec. 19, 2006

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