H01F 1/058

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2025/0095,914 FEEDSTOCK AND HETEROGENEOUS STRUCTURES FOR TOUGH RARE EARTH PERMANENT MAGNETS AND PRODUCTION PROCESS THEREFORDec 04, 24Mar 20, 25Not available
2023/0005,646 RARE-EARTH SINTERED MAGNETNov 24, 20Jan 05, 23Shin-Etsu Chemical Co., Ltd.
2021/0065,941 MAGNETOCALORIC ALLOYS USEFUL FOR MAGNETIC REFRIGERATION APPLICATIONSFeb 20, 19Mar 04, 21Not available
2019/0333,660 PERMANENT MAGNET AND PERMANENT MAGNET POWDERNov 30, 17Oct 31, 19501 TDK Corporation
2019/0279,794 RARE EARTH PERMANENT MAGNETMar 05, 19Sep 12, 19501 TDK Corporation
2018/0182,516 RARE EARTH MAGNETDec 19, 17Jun 28, 18c/o TOYOTA JIDOSHA KABUSHIKI KAISHA
2018/0182,515 RARE EARTH MAGNET AND PRODUCTION METHOD THEREOFDec 19, 17Jun 28, 18c/o TOYOTA JIDOSHA KABUSHIKI KAISHA
2018/0061,537 OXIDE SUPERCONDUCTOR AND METHOD FOR MANUFACTURING THE SAMEMar 01, 17Mar 01, 18KABUSHIKI KAISHA TOSHIBA
2015/0380,134 RARE EARTH-COBALT PERMANENT MAGNETSep 04, 15Dec 31, 15TOKIN CORPORATION
2014/0251,500 CERIUM-IRON-BASED MAGNETIC COMPOUNDSMar 06, 13Sep 11, 14GM GLOBAL TECHNOLOGY OPERATIONS LLC
2007/0125,452 R-T-B-C rare earth sintered magnet and making methodNov 30, 06Jun 07, 07SHIN-ETSU CHEMICAL CO., LTD.
2006/0213,582 Functionally graded rare earth permanent magnetJan 27, 06Sep 28, 06SHIN-ETSU CHEMICAL CO., LTD.
2006/0213,583 Rare earth permanent magnetJan 27, 06Sep 28, 06SHIN-ETSU CHEMICAL CO., LTD.
2006/0213,584 Rare earth permanent magnetJan 27, 06Sep 28, 06SHIN-ETSU CHEMICAL CO., LTD.
2006/0213,585 Functionally graded rare earth permanent magnetJan 27, 06Sep 28, 06SHIN-ETSU CHEMICAL CO., LTD.
2004/0168,746 Method for producing quenched r-t-b-c alloy magnetDec 17, 03Sep 02, 04NEOMAX CO., LTD.
2004/0168,747 R T B C based rare earth magnetic powder and bonded magnetDec 17, 03Sep 02, 04NEOMAX CO., LTD.