Electricity: measuring and testing – Determining nonelectric properties by measuring electric... – Particle counting
Reexamination Certificate
2008-07-08
2008-07-08
Hirshfeld, Andrew H (Department: 2858)
Electricity: measuring and testing
Determining nonelectric properties by measuring electric...
Particle counting
C324S071100, C073S865500
Reexamination Certificate
active
07397232
ABSTRACT:
The present invention generally relates to a method for rapidly counting micron and/or submicron particles by passing such particles through any of a plurality of orifices simultaneously with an ion current and measuring the signal generated thereby. The present invention also generally relates to a device for practicing the method of the present invention. Some embodiments can include methods and/or devices for distinguishing between and counting particles in mixtures. Still other embodiments can include methods and/or devices for identifying and/or counting bioparticles and/or bioactive particles such as pollen.
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Hu Jun
Zhe Jiang
Hirshfeld Andrew H
Moxon II George W.
Nguyen Hoai-An D
Roetzel & Andress
The University of Akron
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