Inventor
IWASAKI KATSUNORI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “IWASAKI KATSUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
20 patentsUS4983232AJan 8, 1991
Anisotropic magnetic powder and magnet thereof and method of producing same
HITACHI METALS LTD37 citations95
US4921553AMay 1, 1990
Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder
HITACHI METALS LTD31 citations88
US4960469AOct 2, 1990
Method of manufacturing magnetically anisotropic magnet materials and device for same
HITACHI METALS LTD17 citations81
US5085715AFeb 4, 1992
Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder
HITACHI METALS LTD13 citations79
US4952239AAug 28, 1990
Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder
HITACHI METALS LTD22 citations79
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
US6537463B2Mar 25, 2003
Resin-bonded magnet, its product, and ferrite magnet powder and compound used therefor
HITACHI METALS LTD11 citations73
US6423386B2Jul 23, 2002
Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom
HITACHI METALS LTD10 citations73
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
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
USRE40524ESep 30, 2008
Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom
HITACHI METALS LTD0 citations51