H01F1/18 - CPC Classification Index

#1

20250215541

2025-07-03

SOFT MAGNETIC IRON ALLOY SHEET, METHOD OF MANUFACTURING SOFT MAGNETIC IRON ALLOY SHEET, AND IRON CORE AND ROTATING ELECTRIC MACHINE INCLUDING SOFT MAGNETIC IRON ALLOY SHEET

#2

20250157708

2025-05-15

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCTION OF SAME

#3

20240209482

2024-06-27

ELECTRICAL STEEL SHEET AND BONDED AND STACKED CORE MANUFACTURING METHOD

#4

20240186042

2024-06-06

GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#5

20240186041

2024-06-06

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MAGNETIC-DOMAIN-REFINEMENT THEREOF

#6

20240177901

2024-05-30

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#7

20240071661

2024-02-29

Low-Magnetostrictive Oriented Silicon Steel and Manufacturing Method Therefor

#8

20240067851

2024-02-29

COMPOSITION

#9

20240034903

2024-02-01

COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET, LAMINATED CORE, AND ROTARY ELECTRIC MACHINE

#10

20230312984

2023-10-05

Method for the adhesive bonding of electrical sheets and electrical sheet packs produced according to a corresponding method

#11

20230304123

2023-09-28

GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#12

20230257622

2023-08-17

COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET, LAMINATED CORE, AND ROTARY ELECTRIC MACHINE

#13

20230250323

2023-08-10

COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ADHESIVE SURFACE-COATED ELECTRICAL STEEL SHEET AND LAMINATED CORE

#14

20230175090

2023-06-08

GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#15

20230119661

2023-04-20

METHOD FOR PRODUCING A LAMINATION STACK, LAMINATION STACK AND ELECTRIC MACHINE

#16

20230113264

2023-04-13

Electrical steel sheet, laminated core and rotating electric machine

#17

20230064468

2023-03-02

Electrical steel sheet, laminated core, and laminated core manufacturing method

#18

20230036443

2023-02-02

Noise suppression sheet

#19

20220375664

2022-11-24

Insulating material-coated soft magnetic powder, dust core, magnetic element, electronic device, and moving body

#20

20220364197

2022-11-17

PREPARATION METHOD OF GLASSLESS GRAIN-ORIENTED SILICON STEEL AND PRODUCT THEREOF

#21

20220336129

2022-10-20

NON-ORIENTED ELECTRICAL STEEL SHEET

#22

20220316022

2022-10-06

Non-oriented electrical steel sheet and method for producing same

#23

20220199304

2022-06-23

WATER-BASED ALKALINE COMPOSITION FOR FORMING AN INSULATING LAYER OF AN ANNEALING SEPARATOR, COATED SOFT MAGNETIC ALLOY AND METHOD FOR PRODUCING A COATED SOFT MAGNETIC STRIP

#24

20220170130

2022-06-02

Grain-oriented electrical steel sheet and production method therefor

#25

20220162759

2022-05-26

Coated metal, coating-forming treatment solution, and method for producing coated metal

#26

20220119907

2022-04-21

Method for manufacturing grain-oriented electrical steel sheet

#27

20220090226

2022-03-24

METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#28

20220090225

2022-03-24

GRAIN-ORIENTED ELECTRICAL STEEL SHEET, INTERMEDIATE STEEL SHEET FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHODS FOR MANUFACTURING SAME

#29

20220051837

2022-02-17

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#30

20220051836

2022-02-17

ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#31

20220028576

2022-01-27

Method of making an electrical steel sheet provided with insulating coating

#32

20220018010

2022-01-20

Method for increasing magnetic induction intensity of soft magnetic metallic materials

#33

20220002831

2022-01-06

Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet

#34

20210355557

2021-11-18

Grain oriented electrical steel sheet

#35

20210317545

2021-10-14

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR REFINING MAGNETIC DOMAIN OF SAME

#36

20210310096

2021-10-07

Method for manufacturing a grain-oriented electrical steel sheet

#37

20210309894

2021-10-07

Electrical steel strip or sheet, method for producing such an electrical steel strip or sheet, and lamination stack made therefrom

#38

20210287834

2021-09-16

Grain-oriented magnetic steel sheets having chromium-free insulating tension coating, and methods for producing such steel sheets

#39

20210225571

2021-07-22

LAMINATED CORE

#40

20210202145

2021-07-01

ELECTRICAL STEEL SHEET HAVING INSULATING COATING, METHOD FOR PRODUCING THE SAME, TRANSFORMER CORE AND TRANSFORMER USING THE ELECTRICAL STEEL SHEET, AND METHOD FOR REDUCING DIELECTRIC LOSS IN TRANSFORMER

#41

20200354582

2020-11-12

Coating solution for forming insulating film for grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet

#42

20200325564

2020-10-15

HIGH PERMEABILITY SOFT MAGNETIC ALLOY AND METHOD FOR THE PRODUCTION OF A HIGH PERMEABILITY SOFT MAGNETIC ALLOY

#43

20200312513

2020-10-01

Inductor

#44

20200299518

2020-09-24

Chromium- and phosphate-free coating for electrically insulating an electric strip

#45

20200234870

2020-07-23

Method of manufacturing core sheet including insulation coating removing step

#46

20200095648

2020-03-26

Annealing separator composition for oriented electrical steel sheet, oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet

#47

20200086343

2020-03-19

Process for manufacturing lacquer-coated electric sheet strip, and lacquer-coated electric sheet strip

#48

20200063268

2020-02-27

Grain-oriented electromagnetic steel sheet and method of producing grain-oriented electromagnetic steel sheet

#49

20200035392

2020-01-30

Grain-oriented electrical steel sheet and production method therefor

#50

20200027641

2020-01-23

Transformer core for a cut-and-stack type transformer and transformer including same

#51

20190390350

2019-12-26

Grain-oriented electrical steel sheet and production method for grain-oriented electrical steel sheet

#52

20190367746

2019-12-05

Electrical steel sheet

#53

20190348195

2019-11-14

Method of making an electrical steel sheet provided with insulating coating

#54

20190333664

2019-10-31

Electromagnetic steel sheet

#55

20190292623

2019-09-26

Grain oriented electrical steel sheet, method for manufacturing grain oriented electrical steel sheets, method for evaluating grain oriented electrical steel sheets, and iron core

#56

20190279795

2019-09-12

Methods of making a component with variable magnetization and related components

#57

20190271053

2019-09-05

Steel strip for producing a non-grain-oriented electrical steel, and method for producing such a steel strip

#58

20190256985

2019-08-22

Oriented electromagnetic steel sheet and method for manufacturing oriented electromagnetic steel sheet

#59

20190252101

2019-08-15

METHOD AND APPARATUS FOR ELECTROMAGNETIC WOUND COIL

#60

20190226093

2019-07-25

Coated metal, coating-forming treatment solution, and method for producing coated metal

#61

20190186018

2019-06-20

Grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet

#62

20190048434

2019-02-14

Grain-oriented electrical steel sheet

#63

20190020229

2019-01-17

High temperature laminated stator cores and methods for the manufacture thereof

#64

20190013126

2019-01-10

Grain-oriented electrical steel sheet and method for manufacturing the same

#65

20180371621

2018-12-27

Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating

#66

20180371620

2018-12-27

Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating

#67

20180371573

2018-12-27

Grain-oriented electrical steel sheet and method for manufacturing same

#68

20180355188

2018-12-13

Chromium-free insulation coating composition, method for making same, and grain oriented silicon steel sheet

#69

20180305784

2018-10-25

Grain-oriented electrical steel sheet and decarburized steel sheet used for manufacturing the same

#70

20180282830

2018-10-04

Method of manufacturing grain-oriented electrical steel sheet

#71

20180251899

2018-09-06

INSULATIVE COATING PROCESSING LIQUID AND METHOD FOR MANUFACTURING METAL HAVING INSULATIVE COATING

#72

20180251869

2018-09-06

Electrical steel sheet with insulating coating

#73

20180240579

2018-08-23

Electrical steel sheet and manufacturing method thereof

#74

20180230565

2018-08-16

GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#75

20180230564

2018-08-16

Method for producing non-oriented electrical steel sheet having excellent magnetic properties

#76

20180223401

2018-08-09

FeCo alloy, FeSi alloy or Fe sheet or strip and production method thereof, magnetic transformer core produced from said sheet or strip, and transformer comprising same

#77

20180155840

2018-06-07

Insulating coating for electrical steel sheet

#78

20180082773

2018-03-22

Method for producing an electric strip laminate wound as a coil

#79

20180066334

2018-03-08

Grain-oriented electrical steel sheet

#80

20180033529

2018-02-01

Electrical steel sheet and method for producing electrical steel sheet

#81

20180030612

2018-02-01

Method for continuous electrolytic etching of grain oriented electrical steel strip and apparatus for continuous electrolytic etching of grain oriented electrical steel strip

#82

20180030559

2018-02-01

Grain-oriented electrical steel sheet and method for manufacturing same

#83

20180010206

2018-01-11

Grain-oriented electrical steel plate and production method therefor

#84

20170240987

2017-08-24

Grain oriented electrical steel sheet, method for manufacturing grain oriented electrical steel sheets, method for evaluating grain oriented electrical steel sheets, and iron core

#85

20170233871

2017-08-17

Pre-coating agent composition for grain-oriented electrical steel sheet, grain-oriented electrical steel sheet comprising same, and manufacturing method therefor

#86

20170182591

2017-06-29

Grain-oriented electrical steel sheet causing low core loss and low magnetostriction

#87

20170162295

2017-06-08

Electrical steel sheet provided with insulating coating

#88

20170117758

2017-04-27

ELECTRICAL STEEL SHEET FOR STACKING, STACKED ELECTRICAL STEEL SHEET, METHOD OF MANUFACTURING STACKED ELECTRICAL STEEL SHEET, AND IRON CORE FOR AUTOMOTIVE MOTOR

#89

20160322138

2016-11-03

Coating agent for electrical steel sheet, manufacturing method therefor and electrical steel sheet coating method using same

#90

20160305026

2016-10-20

Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating

#91

20160284455

2016-09-29

Method for manufacturing electrical steel sheet

#92

20160260531

2016-09-08

Grain-oriented electrical steel sheet having excellent magnetic characteristics and coating adhesion

#93

20160226323

2016-08-04

Methods for manufacturing high temperature laminated stator cores

#94

20160217915

2016-07-28

Transformer with ferromagnetic foil windings

#95

20160125986

2016-05-05

Magnetic steel sheet having a layer improving the electrical insulation and method for the production thereof

#96

20160064814

2016-03-03

Composite sheet for shielding magnetic field and electromagnetic wave, and antenna module comprising same

#97

20160060465

2016-03-03

Chromium-free coating for the electrical insulation of grain-oriented electrical steel strip

#98

20160035469

2016-02-04

Non-oriented electrical steel sheet and manufacturing method thereof

#99

20150368158

2015-12-24

Solution for forming insulation coating and grain-oriented electrical steel sheet

#100

20150318094

2015-11-05

Production method for grain-oriented electrical steel sheet and primary recrystallized steel sheet for production of grain-oriented electrical steel sheet

#101

20150314563

2015-11-05

Laminated core and method for connecting sheet metal parts to form a laminated core

#102

20150302962

2015-10-22

Oriented silicon steel and method for manufacturing same

#103

20150255211

2015-09-10

Manufacturing method of common grain-oriented silicon steel with high magnetic induction

#104

20150248958

2015-09-03

Cold spray of stainless steel

#105

20150206633

2015-07-23

High magnetic induction oriented silicon steel and manufacturing method thereof

#106

20150132547

2015-05-14

Grain-oriented electrical steel sheet and method for improving iron loss properties thereof

#107

20150064343

2015-03-05

Method of producing extremely thick insulation coating on surface of electrical steel

#108

20150047757

2015-02-19

STEEL SHEET FOR ROTOR CORE FOR IPM MOTOR, AND METHOD FOR MANUFACTURING SAME

#109

20150044475

2015-02-12

ELECTRICAL STEEL SHEET WITH INSULATION COATING, METHOD OF MANUFACTURING SAME, AND COATING MATERIAL FOR FORMING INSULATING COATING

#110

20150010762

2015-01-08

Grain-oriented electrical steel sheet

#111

20140360629

2014-12-11

Grain-oriented electrical steel sheet and method of manufacturing the same

#112

20140349128

2014-11-27

Coating process with self-crosslinkable composition for electrical steel sheet

#113

20140246124

2014-09-04

Annealing separator for grain-oriented electromagnetic steel sheet

#114

20140234638

2014-08-21

Grain-oriented electrical steel sheet and manufacturing method thereof

#115

20140186614

2014-07-03

ELECTROMAGNETIC STEEL SHEET HAVING INSULATING COATING (AS AMENDED)

#116

20140106130

2014-04-17

Grain oriented electrical steel sheet and method of producing grain oriented electrical steel sheet

#117

20130292006

2013-11-07

Grain-oriented electrical steel sheet and manufacturing method thereof

#118

20130209789

2013-08-15

Electrical steel sheet and method of manufacturing the same

#119

20130189490

2013-07-25

Grain oriented electrical steel sheet

#120

20130177743

2013-07-11

GRAIN ORIENTED ELECTRICAL STEEL SHEET

#121

20130160897

2013-06-27

Process for the production of grain-oriented magnetic sheets

#122

20130143050

2013-06-06

Grain oriented electrical steel sheet and method for manufacturing the same

#123

20130143003

2013-06-06

Grain oriented electrical steel sheet

#124

20130130043

2013-05-23

Grain oriented electrical steel sheet and method for manufacturing the same

#125

20130129985

2013-05-23

Grain oriented electrical steel sheet and method for manufacturing the same

#126

20130129984

2013-05-23

Grain oriented electrical steel sheet and method for manufacturing the same

#127

20130115444

2013-05-09

Magnetic steel sheet with semi-organic insulation coating

#128

20130115443

2013-05-09

Electrical steel sheet and method for manufacturing the same

#129

20130098508

2013-04-25

Grain oriented electrical steel sheet and method for manufacturing the same

#130

20130098507

2013-04-25

Grain oriented electrical steel sheet and method for manufacturing the same

#131

20130000786

2013-01-03

Manufacturing method of grain-oriented electrical steel sheet

#132

20120305140

2012-12-06

Non-oriented electrical steel sheet and manufacturing method thereof

#133

20120301744

2012-11-29

ELECTRICAL STEEL SHEET PROVIDED WITH INSULATING COATING WHICH HAS INORGANIC WITH SOME ORGANIC MATERIALS

#134

20120171467

2012-07-05

ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#135

20120156441

2012-06-21

Method for joining core laminations by adhesive force to form a soft-magnetic laminated core

#136

20120088096

2012-04-12

Electromagnetic steel sheet having insulating coating and method of manufacturing the same

#137

20120037277

2012-02-16

Method of treating steel for grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet

#138

20110236581

2011-09-29

Treatment solution for insulation coating for grain-oriented electrical steel sheets and method for producing grain-oriented electrical steel sheet having insulation coating

#139

20110212335

2011-09-01

Electrical steel sheet and manufacturing method thereof

#140

20110108307

2011-05-12

NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF MANUFACTURING THE SAME

#141

20110067786

2011-03-24

Treatment solution for insulation coating for grain oriented electrical steel sheet and method for producing grain oriented electrical steel sheet having insulation coating

#142

20110039122

2011-02-17

Method for Producing a Grain-Oriented Magnetic Strip

#143

20110039120

2011-02-17

NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF

#144

20110039114

2011-02-17

Grain-oriented electrical steel sheet and producing method therefor

#145

20100233484

2010-09-16

ELECTRICAL STEEL SHEET HAVING INSULATION COATING AND METHOD FOR MANUFACTURING SAME

#146

20100206437

2010-08-19

Treatment solution for insulation coating for grain oriented electrical steel sheet and method for producing grain oriented electrical steel sheet having insulation coating

#147

20090280338

2009-11-12

Method for Lamination of an Electrical Strip for Transformer Cores

#148

20090233114

2009-09-17

Grain-oriented electrical steel sheet having high tensile strength insulating film and method of treatment of such insulating film

#149

20080311413

2008-12-18

Insulation Coating Composition for electrical steel

#150

20080271819

2008-11-06

Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same

#151

20070087201

2007-04-19

Self-bonding coating composition

#152

20060172103

2006-08-03

Tape-type magnet

#153

20060099454

2006-05-11

Method for producing electromagnetic wave absorbing sheet, method for classifying powder, and electromagnetic wave absorbing sheet

#154

20050221126

2005-10-06

Magnetic implement using magnetic metal ribbon coated with insulator

#155

20050189067

2005-09-01

Process for the production of electrical steel sheet cores

#156

20050112377

2005-05-26

Grain-oriented magnetic steel sheet comprising an electrically insulating coating

#157

20050077785

2005-04-14

Counter emi component and counter emi method

#158

20050064107

2005-03-24

Method for producing coated steel sheet

#159

20050012652

2005-01-20

Composite magnetic material electromagnetic wave absorbing sheet method for manufacturing sheet-like product and method for manufacturing electromagnetic wave absorbing sheet

#160

20050003079

2005-01-06

Production method of laminated soft magnetic member, production method of soft magnetic sheet, and method for heat treating laminated soft magnetic member