Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Current transformer for measuring instruments

Current transformer for measuring instruments

US Patent 4513274 · Granted Apr 23, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Phase detector for mark/space modulated signals1991
Measuring transformer to measure the current flowing in an electric conductor1989
Circuit arrangement comprising multiplier circuits to find the sum of electrical1989
Circuit arrangement for a meter for measuring two electrical quantities1988
System for the display and scanning of the contents of a counter equipped with c1987
Precision measurement voltage transducer1986
Mark-space amplitude modulator for measuring reactive power consumption or react1986
Current divider for current measurement in conjunction with a measurement transd1985
Circuit for supervising an electronic electricity meter1984
Current- and voltage-measurement transducer1982
Pulse-width modulator circuit1982
Circuit arrangement for a keyboard1980