US PATENT SUBCLASS 377 / 12
.~.~.~ Counting by detecting electrical impedance variations

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


377 /   HD   ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS

1  DF  APPLICATIONS {11}
6  DF  .~ Counting animate or inanimate entities {4}
10  DF  .~.~ Field of view contains plural entities or entities scanned plural times (e.g., microscopic particles) {2}
12.~.~.~ Counting by detecting electrical impedance variations

DEFINITION

Classification: 377/12

Counting by detecting electrical impedance variations:

(under subclass 10) Subject matter where the entities which are counted are detected by sensing the difference in their electrical impedances relative to the surroundings.