ClassID:

201778

H01F2038/305 - CPC Classification

Classification description:

Adaptations of transformers or inductances for specific applications or functions; Instruments transformers for single phase ac; Current transformers; Constructions with toroidal magnetic core

Recent Application in this class:
#1
20250095899
2025-03-20

CT ENERGY EXTRACTION DEVICE

#2
20250076346
2025-03-06

APPARATUS AND METHOD FOR EMBEDDING CURRENT MEASUREMENT AND RINGING SUPPRESSION IN MULTICHIP MODULES

#3
20240151747
2024-05-09

Apparatus and method for embedding current measurement and ringing suppression in multichip modules

#4
20230110022
2023-04-13

Polymeric mounting suspension for a split core current transformer

#5
20230008982
2023-01-12

Single-Event Transient (SET) Pulse Measuring Circuit Capable of Eliminating Impact Thereof, and Integrated Circuit Chip

#6
20210141003
2021-05-13

Energy harvest split core design elements for ease of installation, high performance, and long term reliability

#7
20210065971
2021-03-04

Openable current transformer comprising a flexible magnetic core

#8
20210057986
2021-02-25

Apparatus and method for embedding current measurement and ringing suppression in multichip modules

#9
20200388436
2020-12-10

Air-core inductor assembly

#10
20200373078
2020-11-26

Method of manufacturing a current transformer

#11
20200243229
2020-07-30

Toroidal microinductor comprising a nanocomposite magnetic core

#12
20200241051
2020-07-30

System and method for energy sensing and harvesting with fault detection

#13
20200116762
2020-04-16

Current sensing device

#14
20190324075
2019-10-24

MONITORING SERVICE CURRENT FOR ARC FAULT DETECTION IN ELECTRICAL BRANCH CIRCUITS

#15
20190156998
2019-05-23

Current transformer module and power supply device including the same

#16
20190122813
2019-04-25

Current transformer with flexible secondary winding

#17
20190113547
2019-04-18

Current measurement device, manufacturing method, protection module and differential circuit breaker including such a device

#18
20190057811
2019-02-21

Electromagnetic energy harvester for aircraft applications

#19
20190048667
2019-02-14

Electrical power transmission for well construction apparatus

#20
20190033345
2019-01-31

Current measuring device protected against electrical surges when opening the circuit

#21
20180350517
2018-12-06

Inductive current transformer for transmitting information using current modulation

#22
20180122549
2018-05-03

Multi-winding high sensitivity current transformer

#23
20180120358
2018-05-03

CURRENT SENSOR

#24
20180019057
2018-01-18

In-situ wound current transformer core

#25
20180017600
2018-01-18

E-pin attached current measurement coil

#26
20170201185
2017-07-13

Apparatus and method for transforming alternating electrical energy

#27
20170199533
2017-07-13

Energy harvesting device

#28
20160294448
2016-10-06

Wireless batteryless data processing unit

#29
20160276950
2016-09-22

Unit current transformer device and magnetic induction power supplying device for linearly controlling output power by using the same

#30
20160225520
2016-08-04

DEVICE AND METHOD FOR RELEASING A MAGNETIC CORE MOUNTED AROUND A CURRENT CARRYING ELECTRIC CONDUCTOR

#31
20160154027
2016-06-02

Electrical current transducer

#32
20160154026
2016-06-02

Electrical current transducer with electrostatic shield

#33
20160118175
2016-04-28

Converter unit, particularly a combination converter

#34
20160116505
2016-04-28

Energy harvest split core design elements for ease of installation, high performance, and long term reliability

#35
20150212159
2015-07-30

Multi-winding high sensitivity current transformer

#36
20150137596
2015-05-21

System, method and device for providing a stable power source without the use of direct connection to an AC or DC source

#37
20140361761
2014-12-11

AC/DC current transformer

#38
20140021936
2014-01-23

HIGH EFFICIENCY ENERGY HARVESTER AND METHODS THEREOF

#39
20130307526
2013-11-21

Sensor device and method of manufacture and use

#40
20130127581
2013-05-23

Current transformer

#41
20130076389
2013-03-28

Current transformer assembly for use with electrical monitoring systems and methods of assembling same

#42
20120299573
2012-11-29

AC/DC current transformer

#43
20120218070
2012-08-30

Insulating support flange for current loop system

#44
20120217963
2012-08-30

MAGNETIC CORE, CURRENT SENSOR PROVIDED WITH THE MAGNETIC CORE, AND CURRENT MEASURING METHOD

#45
20110279942
2011-11-17

Surge current sensor and surge protection system including the same

#46
20100315095
2010-12-16

CURRENT TRANSFORMER AND ELECTRICAL MONITORING SYSTEM

#47
20100301980
2010-12-02

Current transformer, protection device including such transformer and related circuit breaker

#48
20100265016
2010-10-21

Magnet core; method for its production and residual current device

#49
20100253318
2010-10-07

HIGH VOLTAGE TO LOW VOLTAGE INDUCTIVE POWER SUPPLY WITH CURRENT SENSOR

#50
20100148907
2010-06-17

CURRENT TRANSFORMER AND ELECTRICAL MONITORING SYSTEM

#51
20100090678
2010-04-15

Method for producing an electricity sensing device

#52
20100026434
2010-02-04

Stationary induction apparatus fixing structure and fixing member

#53
20080117014
2008-05-22

Nanocrystalline core for a current sensor, single and double-stage energy meters and current probes containing them

#54
20080048815
2008-02-28

Inductive component and method for the manufacture of such a component

#55
20070241852
2007-10-18

Transformer with foamed insulating material and method of manufacturing the same