Patents-Review.com
ClassID:

201803 ⎘

H01F41/0293 - page 2 - CPC Classification

Classification description:

Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets

Recent Application in this class:
#301
20130084204
2013-04-04

Method of making Nd—Fe—B sintered magnets with reduced dysprosium or terbium

 #302
20130068992
2013-03-21

METHOD FOR PRODUCING RARE EARTH PERMANENT MAGNETS, AND RARE EARTH PERMANENT MAGNETS

 #303
20130049910
2013-02-28

Rare earth sintered magnet, method for producing same, motor and automobile

 #304
20130040050
2013-02-14

Applicator for grain boundary diffusion process

 #305
20130026870
2013-01-31

Rare earth sintered magnet, method for producing the same, motor, and automobile

 #306
20130009736
2013-01-10

Anisotropic rare earth magnet powder, method for producing the same, and bonded magnet

 #307
20130009503
2013-01-10

Sintered magnet, motor, automobile, and method for producing sintered magnet

 #308
20120323504
2012-12-20

Magnetic force characteristic computing method, magnetic force characteristic computing device and computer program

 #309
20120299675
2012-11-29

ANISOTROPIC RARE EARTH MAGNET AND METHOD FOR PRODUCING THE SAME

 #310
20120286191
2012-11-15

Powder for magnetic member, powder compact, and magnetic member

 #311
20120280775
2012-11-08

RARE EARTH PERMANENT MAGNETS AND THEIR PREPARATION

 #312
20120229240
2012-09-13

R-Fe-B RARE EARTH SINTERED MAGNET AND METHOD FOR PRODUCING SAME

 #313
20120229239
2012-09-13

Layered magnet

 #314
20120206227
2012-08-16

R-Fe-B type rare earth sintered magnet and process for production of the same

 #315
20120205573
2012-08-16

Rotating machine with sintered magnet and method for producing sintered magnet

 #316
20120187612
2012-07-26

PERMANENT MAGNET AND MANUFACTURING METHOD THEREOF

 #317
20120187329
2012-07-26

PERMANENT MAGNET AND MANUFACTURING METHOD THEREOF

 #318
20120187326
2012-07-26

Permanent magnet and manufacturing method thereof

 #319
20120182107
2012-07-19

Permanent magnet and manufacturing method thereof

 #320
20120182105
2012-07-19

Permanent magnet and manufacturing method thereof

 #321
20120182102
2012-07-19

Method of making Nd-Fe-B sintered magnets with Dy or Tb

 #322
20120181476
2012-07-19

PERMANENT MAGNET AND MANUFACTURING METHOD THEREOF

 #323
20120181475
2012-07-19

Permanent magnet and manufacturing method thereof

 #324
20120176211
2012-07-12

Sintered NdFeB magnet and method for manufacturing the same

 #325
20120175986
2012-07-12

RARE-EARTH MAGNET

 #326
20120153759
2012-06-21

Rare earth magnet molding and method for manufacturing the same

 #327
20120145944
2012-06-14

MAGNETIC MATERIAL AND MOTOR OBTAINED USING SAME

 #328
20120139388
2012-06-07

Rare earth sintered magnet and motor

 #329
20120114844
2012-05-10

Process for production of R-Fe-B-based rare earth sintered magnet, and steam control member

 #330
20120114515
2012-05-10

Rare earth magnet material and method for producing the same

 #331
20120112863
2012-05-10

Process for production of R-T-B based sintered magnets and R-T-B based sintered magnets

 #332
20120111724
2012-05-10

MAGNETIC CIRCUIT FOR SPUTTERING APPARATUS

 #333
20120111232
2012-05-10

TREATING SOLUTION FOR FORMING FLUORIDE COATING FILM AND METHOD FOR FORMING FLUORIDE COATING FILM

 #334
20120086531
2012-04-12

PERMANENT MAGNET AND A MANUFACTURING METHOD THEREOF

 #335
20120032764
2012-02-09

Alloy for sintered R-T-B-M magnet and method for producing same

 #336
20120025651
2012-02-02

SINTERED MAGNET AND ROTATING ELECTRIC MACHINE USING SAME

 #337
20120024429
2012-02-02

Rare earth sintered magnet

 #338
20110293829
2011-12-01

Coating method and apparatus, a permanent magnet, and manufacturing method thereof

 #339
20110262297
2011-10-27

Method for producing R-T-B sintered magnet

 #340
20110260816
2011-10-27

R-F e-B rare-earth sintered magnet and process for producing the same

 #341
20110254646
2011-10-20

High resistance magnet and motor using the same

 #342
20110250087
2011-10-13

METHOD FOR PRODUCING SINTERED RARE-EARTH MAGNET AND POWDER-FILLING CONTAINER FOR PRODUCING SUCH MAGNET

 #343
20110240909
2011-10-06

Magnetic material and motor using the same

 #344
20110234348
2011-09-29

Rare-earth magnet, method of manufacturing rare-earth magnet, and rotator

 #345
20110210810
2011-09-01

Method of manufacturing an Nd based sintered magnet

 #346
20110205006
2011-08-25

R-Fe-B anisotropic sintered magnet

 #347
20110189498
2011-08-04

EVAPORATING MATERIAL AND METHOD OF MANUFACTURING THE SAME

 #348
20110150691
2011-06-23

Preparation of rare earth permanent magnet material

 #349
20110090032
2011-04-21

RARE EARTH PERMANENT MAGNET AND ITS PREPARATION

 #350
20110080066
2011-04-07

Rotor for permanent magnet rotary machine

 #351
20110080065
2011-04-07

Rotor for axial gap-type permanent magnetic rotating machine

 #352
20110079327
2011-04-07

Rare-earth magnet and manufacturing method thereof and magnet motor

 #353
20110057756
2011-03-10

Rare Earth Composite Magnets with Increased Resistivity

 #354
20110052799
2011-03-03

METHOD OF RECYCLING SCRAP MAGNET

 #355
20110043311
2011-02-24

PERMANENT MAGNET AND PROCESS FOR PRODUCING PERMANENT MAGNET

 #356
20110036460
2011-02-17

Rare earth permanent magnet and its preparation

 #357
20110036459
2011-02-17

Rare earth permanent magnet and its preparation

 #358
20110036458
2011-02-17

Rare earth permanent magnet and its preparation

 #359
20110036457
2011-02-17

Rare earth permanent magnet and its preparation

 #360
20110018664
2011-01-27

Permanent magnet and method for manufacturing the same

 #361
20110012700
2011-01-20

PERMANENT MAGNET AND METHOD FOR MANUFACTURING THE SAME

 #362
20110012699
2011-01-20

R-Fe-B rare earth sintered magnet

 #363
20110012460
2011-01-20

Permanent magnet for motor, and method for manufacturing the permanent magnet for motor

 #364
20110001593
2011-01-06

Permanent magnet and method of manufacturing same

 #365
20110000586
2011-01-06

Rare earth magnet and its preparation

 #366
20100297343
2010-11-25

Treating agent for forming a fluoride coating film and method for forming a fluoride coating film

 #367
20100289366
2010-11-18

Rare Earth Magnet and Motor Using the Same

 #368
20100282371
2010-11-11

NdFeB sintered magnet and method for producing the same

 #369
20100247367
2010-09-30

METHOD OF PRODUCING RARE-EARTH MAGNET

 #370
20100239878
2010-09-23

METHOD OF MANUFACTURING PERMANENT MAGNET AND PERMANENT MAGNET

 #371
20100231338
2010-09-16

R-Fe-B rare-earth sintered magnet and process for producing the same

 #372
20100194509
2010-08-05

Rare earth magnet

 #373
20100182113
2010-07-22

R-Fe-B type rare earth sintered magnet and process for production of the same

 #374
20100164663
2010-07-01

Permanent magnet and a manufacturing method thereof

 #375
20100159129
2010-06-24

Coating method and apparatus, a permanent magnet, and manufacturing method thereof

 #376
20100148897
2010-06-17

Rare earth sintered magnet and method for producing same

 #377
20100141367
2010-06-10

High resistance magnet and motor using the same

 #378
20100129538
2010-05-27

PROCESS FOR PRODUCING MAGNET

 #379
20100119703
2010-05-13

Method for making NdFeB sintered magnet

 #380
20100109468
2010-05-06

Permanent magnet motor having composite magnets and manufacturing method thereof

 #381
20100079025
2010-04-01

Sintered magnet and rotating machine equipped with the same

 #382
20100079024
2010-04-01

Rotating Machine with Sintered Magnet and Method for Producing Sintered Magnet

 #383
20100051140
2010-03-04

Permanent magnet and method of manufacturing same

 #384
20100051139
2010-03-04

Permanent magnet and method of manufacturing same

 #385
20100045411
2010-02-25

R-T-B sintered magnet and method for producing the same

 #386
20100037826
2010-02-18

VACUUM VAPOR PROCESSING APPARATUS

 #387
20100026432
2010-02-04

Permanent magnet and method of manufacturing same

 #388
20100012035
2010-01-21

Vacuum vapor processing apparatus

 #389
20100007232
2010-01-14

Sintered Magnet Motor

 #390
20100003156
2010-01-07

Rare earth magnet and production process thereof

 #391
20090322459
2009-12-31

Permanent magnet and method of manufacturing same

 #392
20090297699
2009-12-03

Process for producing magnet

 #393
20090289748
2009-11-26

Rare-earth magnet and manufacturing method thereof and magnet motor

 #394
20090252865
2009-10-08

Method for producing sintered NdFeB magnet

 #395
20090226339
2009-09-10

Method for preparing rare earth permanent magnet material

 #396
20090224615
2009-09-10

Sintered magnet and rotating machine equipped with the same

 #397
20090098006
2009-04-16

Method for preparing rare earth permanent magnet material

 #398
20090032147
2009-02-05

R-Fe-B microcrystalline high-density magnet and process for production thereof

 #399
20090020193
2009-01-22

RARE EARTH SINTERED MAGNET AND PROCESS FOR PRODUCING THE SAME

 #400
20090019969
2009-01-22

R-T-B system sintered magnet

 #401
20080317620
2008-12-25

Rare earth element magnet

 #402
20080286595
2008-11-20

R—Fe—B rare earth sintered magnet and method for producing same

 #403
20080257716
2008-10-23

Coating Method and Apparatus, a Permanent Magnet, and Manufacturing Method Thereof

 #404
20080247898
2008-10-09

Method for preparing rare earth permanent magnet

 #405
20080245442
2008-10-09

Preparation of rare earth permanent magnet material

 #406
20080241513
2008-10-02

RARE EARTH MAGNET AND MANUFACTURING METHOD THEREOF

 #407
20080241368
2008-10-02

TREATING SOLUTION FOR FORMING FLUORIDE COATING FILM AND METHOD FOR FORMING FLUORIDE COATING FILM

 #408
20080223489
2008-09-18

Rare earth permanent magnet and its preparation

 #409
20080117008
2008-05-22

Rare earth element magnet and method of manufacturing same

 #410
20080092994
2008-04-24

Treating agent for forming a fluoride coating film and method for forming a fluoride coating film

 #411
20080054738
2008-03-06

High resistance magnet and motor using the same

 #412
20080054736
2008-03-06

Permanent magnet rotating machine

 #413
20080006345
2008-01-10

Nd-Fe-B magnet with modified grain boundary and process for producing the same

 #414
20070266822
2007-11-22

Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet

 #415
20070240789
2007-10-18

Method for preparing rare earth permanent magnet material

 #416
20070240788
2007-10-18

Method for preparing rare earth permanent magnet material

 #417
20070209737
2007-09-13

Magnet using binding agent and method of manufacturing the same

 #418
20070199623
2007-08-30

R-Fe-B based thin film magnet and method for preparation thereof

 #419
20070151632
2007-07-05

Low loss magnet and magnetic circuit using the same

 #420
20070144615
2007-06-28

Powdered-iron magnet and rotating machine using the same

 #421
20070134519
2007-06-14

Rare-earth magnet and manufacturing method thereof and magnet motor

 #422
20070125452
2007-06-07

R-T-B—C rare earth sintered magnet and making method

 #423
20070071979
2007-03-29

Magnetic material, magnet, and rotating machine

 #424
20070065677
2007-03-22

Magnet, magnet magnetic material, coating film forming treatment liquid, and rotating machine

 #425
20070034299
2007-02-15

Rare earth - iron - bron based magnet and method for production thereof

 #426
20070017601
2007-01-25

Rare earth permanent magnet, making method, and permanent magnet rotary machine

 #427
20070012380
2007-01-18

Rare earth magnet, method for manufacturing the same, and motor using rare earth magnet

 #428
20060278517
2006-12-14

Minute high-performance rare earth magnet for micromini product and process for producing the same

 #429
20060222848
2006-10-05

Fluoride coating compositions, methods for forming fluoride coatings, and magnets

 #430
20060213585
2006-09-28

Functionally graded rare earth permanent magnet

 #431
20060213584
2006-09-28

Rare earth permanent magnet

 #432
20060213583
2006-09-28

Rare earth permanent magnet

 #433
20060213582
2006-09-28

Functionally graded rare earth permanent magnet

 #434
20060048855
2006-03-09

Process for producing anisotropic magnet powder

 #435
20060022175
2006-02-02

Rare-earth magnet

 #436
20050284545
2005-12-29

Rare-earth magnet and manufacturing method thereof and magnet motor

 #437
20050098238
2005-05-12

Rare earth alloy sintered compact and method of making the same

 #438
20050076974
2005-04-14

Composite rare-earth anisotropic bonded magnet, composite rare-earth anisotropic bonded magnet compound, and methods for their production

 #439
20050028892
2005-02-10

Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet