Inventor
TANIGAWA SHIGEHO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “TANIGAWA SHIGEHO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
23 patentsUS4983232AJan 8, 1991
Anisotropic magnetic powder and magnet thereof and method of producing same
HITACHI METALS LTD37 citations95
US5472525ADec 5, 1995
Nd-Fe-B system permanent magnet
HITACHI METALS LTD27 citations92
US4888068ADec 19, 1989
Process for manufacturing permanent magnet
HITACHI METALS LTD26 citations91
US4604042AAug 5, 1986
Apparatus for producing anisotropic magnets
HITACHI METALS LTD33 citations91
US7981359B2Jul 19, 2011
Rotor and process for manufacturing the same
HITACHI METALS LTD12 citations83
US4960469AOct 2, 1990
Method of manufacturing magnetically anisotropic magnet materials and device for same
HITACHI METALS LTD17 citations81
US5913255AJun 15, 1999
Radially anisotropic sintered R-Fe-B-based magnet and production method thereof
HITACHI METALS LTD15 citations74
US5292380AMar 8, 1994
Permanent magnet for accelerating corpuscular beam
HITACHI METALS LTD9 citations74
US5125990AJun 30, 1992
Magnetically anisotropic hot-worked magnet and method of producing same
HITACHI METALS LTD10 citations74
US5026419AJun 25, 1991
Magnetically anisotropic hotworked magnet and method of producing same
HITACHI METALS LTD8 citations74
US4978398ADec 18, 1990
Magnetically anisotropic hot-worked magnet and method of producing same
HITACHI METALS LTD11 citations74
US5162063ANov 10, 1992
Magnetically anisotropic r-t-b magnet
HITACHI METALS LTD8 citations73
US5096509AMar 17, 1992
Anisotropic magnetic powder and magnet thereof and method of producing same
HITACHI METALS LTD9 citations73
US5039292AAug 13, 1991
Device for manufacturing magnetically anisotropic magnets
HITACHI METALS LTD15 citations73
US4960474AOct 2, 1990
Gallium-containing magnet for a motor
HITACHI METALS LTD8 citations73
US5098486AMar 24, 1992
Magnetically anisotropic hotworked magnet and method of producing same
HITACHI METALS LTD5 citations63
US4952251AAug 28, 1990
Magnetically anisotropic hotworked magnet and method of producing same
HITACHI METALS LTD4 citations63
US7847460B2Dec 7, 2010
Yoke-integrated bonded magnet and magnet rotator for motor using the same
HITACHI METALS LTD3 citations62
USRE38042EMar 25, 2003
Anisotropic magnetic powder and magnet thereof and method of producing same
HITACHI METALS LTD6 citations62
US5286308AFeb 15, 1994
Magnetically anisotropic R-T-B magnet
HITACHI METALS LTD2 citations62
US4985086AJan 15, 1991
Method and apparatus for producing magnetically anisotropic Nd-Fe-B magnet material
HITACHI METALS LTD5 citations62
US7815752B2Oct 19, 2010
Magnetic alloy and method for producing same
HITACHI METALS LTD1 citations52
US9449752B2Sep 20, 2016
Dust core, method of manufacturing said dust core, and inductance element and rotary electric machine including said dust core
HITACHI METALS LTD0 citations51