Method for measuring the electrophoretic mobility of particles

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United States of America Patent

PATENT NO 4210504
SERIAL NO

05940793

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention is in concern of a method for measuring the electrophoretic mobility of particles in a liquid test sample in order to improve the precision of the electrophoretic measurement and to reduce in particular the operational expenditures in such a method. By use of considerably simple means a very precise time measurement of the mobility of particles is obtained free from any subjective influences with respect to the selection of the particles to be evaluated and to the time measurement. Accordingly, signals variable with respect to their frequency and visualized on the screen of a monitor are derived from out of video synchronization pulses, said signals are logically combined to the digitalized adjustable image scanning signals, improved in their signal-to-noise ratio. The output signals of this combination effect a counting operation dependent on the particle mobility.

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Patent Owner(s)

  • JENOPTIK JENA GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dammann, Ehrhard Jena, DD 5 30
Friedel, Klaus Jena, DD 1 3
Jensen, Hans-Ludwig Rostock, DD 2 6
Pohl, Hans-Joachim Jena, DD 4 28
Schutt, Wolfgang Rostock, DD 4 12

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