ClassID:

201782

H01F38/38 - CPC Classification

Classification description:

Adaptations of transformers or inductances for specific applications or functions; Instruments transformers for polyphase ac

Recent Application in this class:
#1
20210104846
2021-04-08

Power connector with integrated power monitoring

#2
20210028712
2021-01-28

Predictive synchronous rectifier sensing and control

#3
20200105463
2020-04-02

Electric current transformer and current measurement unit

#4
20190280437
2019-09-12

Power connector with integrated power monitoring

#5
20190079116
2019-03-14

Device for measuring electric currents

#6
20170331233
2017-11-16

Power connector with integrated power monitoring

#7
20170294846
2017-10-12

Voltage regulation for multi-phase power systems

#8
20160322157
2016-11-03

Gas-insulated measurement transformer having a separating device

#9
20160300656
2016-10-13

Enclosure for voltage transformer and corresponding voltage transformer

#10
20160231361
2016-08-11

Apparatus and methods thereof for power consumption measurement at circuit breaker points

#11
20160209451
2016-07-21

Apparatus and methods thereof for power consumption measurement at circuit breaker points

#12
20160209446
2016-07-21

CURRENT TRANSFORMER SYSTEM WITH CHARACTERIZATION

#13
20150228407
2015-08-13

Zero-phase-sequence current transformer, ground fault current detection device, power conditioner, and method for detecting malfunction of zero-phase-sequence current transformer

#14
20150112618
2015-04-23

Apparatus and methods thereof for power consumption measurement at circuit breaker points

#15
20140028287
2014-01-30

Current transformer

#16
20130285645
2013-10-31

Apparatus and methods thereof for power consumption measurement at circuit breaker points

#17
20110115590
2011-05-19

Hybrid transformer with transformation and improved harmonics functions, unbalanced current, and a power supply system thereof

#18
20110001600
2011-01-06

Two- or multiphase transformer

#19
20100264906
2010-10-21

Apparatus and Methods Thereof for Power Consumption Measurement at Circuit Breaker Points

#20
20090039868
2009-02-12

Current sensor with a magnetic structure for measuring an electrical current on an electrical conductor

#21
20060255793
2006-11-16

Current sensor for measuring an electrical current in a circuit having a plurality of electrical conductors