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Class Information
Number: 356/338
Name: Optics: measuring and testing > By particle light scattering > With photocell detection
Description: Subject matter which includes photosensitive means activated by the scattered light received.










Sub-classes under this class:

Class Number Class Name Patents
356/339 At right angles to the light beam (e.g., nephelometer) 252
356/340 At variable angle to the light beam 114
356/341 For light comparison means 126
356/342 Of back-scattered light 279
356/343 Using plural photocells 308


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
8705031 Particle sorting apparatus and method Apr. 22, 2014
8705036 Method and device for determining the static and/or dynamic scattering of light Apr. 22, 2014
8705038 Duct detector Apr. 22, 2014
8705040 Methods and apparatus for determining particle characteristics by measuring scattered light Apr. 22, 2014
8692989 Method for hydrocarbon well completion Apr. 8, 2014
8687195 Optical measurement apparatus and chip lifetime judgment method Apr. 1, 2014
8687190 Fine particle detector and light emitting apparatus Apr. 1, 2014
8687191 Detection system and method for aerosol delivery Apr. 1, 2014
8681332 Method of measuring a diffusion characteristic value of a particle Mar. 25, 2014
8681330 Evaporative light scattering detector Mar. 25, 2014
8675195 Device for determining particle sizes Mar. 18, 2014
8675197 Particle characterization Mar. 18, 2014
8675198 Annular optical device Mar. 18, 2014
8638435 Magnetic particle-based bioassays Jan. 28, 2014
8618510 Optically integrated microfluidic cytometers for high throughput screening of photophysical properties of cells or particles Dec. 31, 2013
8614792 Particle characterization Dec. 24, 2013
8610892 Analyzation instrument Dec. 17, 2013
8576396 Cell construction for light scatter detectors having self-focusing properties Nov. 5, 2013
8576395 Integrated microbial collector Nov. 5, 2013
8571294 Method for imaging and differential analysis of cells Oct. 29, 2013
8571295 Method for imaging and differential analysis of cells Oct. 29, 2013
8564776 System and method for measuring particles in a sample stream of a flow cytometer using a low power laser source Oct. 22, 2013
8559007 Systems for measuring properties of a physiological fluid suspension Oct. 15, 2013
8553226 Optical apparatus Oct. 8, 2013
8537356 Opto-fluidic nanoparticle detection apparatus Sep. 17, 2013
8531664 Particle number measurement method Sep. 10, 2013
8520205 Method and system for detecting, classifying and identifying particles Aug. 27, 2013
8520206 Method for the rheological characterisation of a complex medium Aug. 27, 2013
8515151 Generation of frequency distribution for objects Aug. 20, 2013
8514392 Spectrophotopolarimeter sensor and artificial neural network analytics for distant chemical and biological threat detection Aug. 20, 2013
8508734 Annular optical device Aug. 13, 2013
8502976 UV diode laser excitation in flow cytometry Aug. 6, 2013
8497989 Particle counting method Jul. 30, 2013
8482731 Microparticle measuring apparatus Jul. 9, 2013
8477307 Methods and apparatus for biomedical agent multi-dimension measuring and analysis Jul. 2, 2013
8467050 Apparatus and method for metering flare gas Jun. 18, 2013
8462340 Gel particle measuring apparatus Jun. 11, 2013
8451524 Modifying the output of a laser to achieve a flat top in the laser's Gaussian beam intensity profile May. 28, 2013
8451444 Optical backscatter probe for sensing particulate in a combustion gas stream May. 28, 2013
8441626 Optical angle-of-arrival measurement system and method for multiple light sources May. 14, 2013
8441636 Nanoparticle detector May. 14, 2013
8441637 Method and device of compensating scattering light signals generated by light interaction with particles or biological cells moving in fluid currents, such as in flow cytometry May. 14, 2013
8436993 Methods and systems for controlling the flow of particles for detection May. 7, 2013
8433526 Method and system for steam quality monitoring Apr. 30, 2013
8400632 Method and apparatus for rapidly counting and identifying biological particles in a flow stream Mar. 19, 2013
8395771 Apparatus and method for determining concentration of gaseous component Mar. 12, 2013
8375766 Methods and apparatus for monitoring particles flowing in a stack Feb. 19, 2013
8373858 System and method for real time determination of size and chemical composition of aerosol particles Feb. 12, 2013
8358411 Integrated microbial collector Jan. 22, 2013
8355127 GRIN lens array light projector and method Jan. 15, 2013

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16










 
 
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