Inventor
MASUMOTO HAKARU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “MASUMOTO HAKARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELECT & MAGN ALLOYS RES INST
20 patentsUS4065330ADec 27, 1977
Wear-resistant high-permeability alloy
ELECT & MAGN ALLOYS RES INST38 citations92
US4650528AMar 17, 1987
High damping capacity aluminum alloy
ELECT & MAGN ALLOYS RES INST32 citations89
US4440720AApr 3, 1984
Magnet alloy useful for a magnetic recording and reproducing head and a method of manufacturing thereof
ELECT & MAGN ALLOYS RES INST25 citations81
US4059462ANov 22, 1977
Niobium-iron rectangular hysteresis magnetic alloy
ELECT & MAGN ALLOYS RES INST22 citations81
US4396441AAug 2, 1983
Permanent magnet having ultra-high coercive force and large maximum energy product and method of producing the same
ELECT & MAGN ALLOYS RES INST7 citations74
US4830685AMay 16, 1989
Wear-resistant alloy of high permeability and method of producing the same
ELECT & MAGN ALLOYS RES INST5 citations73
US4710243ADec 1, 1987
Wear-resistant alloy of high permeability and method of producing the same
ELECT & MAGN ALLOYS RES INST7 citations73
US4684416AAug 4, 1987
Alloy with small change of electric resistance over wide temperature range and method of producing the same
ELECT & MAGN ALLOYS RES INST6 citations73
US4572750AFeb 25, 1986
Magnetic alloy for magnetic recording-reproducing head
ELECT & MAGN ALLOYS RES INST19 citations73
US4517156AMay 14, 1985
Electrical resistant alloys having a small temperature dependence of electric resistance over a wide temperature range and a method of producing the same
ELECT & MAGN ALLOYS RES INST15 citations73
US4468370AAug 28, 1984
Electrical resistant alloys having a small temperature dependence of electrical resistance over a wide temperature range and a method of producing the same
ELECT & MAGN ALLOYS RES INST12 citations73
US4374679AFeb 22, 1983
Electrical resistant article having a small temperature dependence of electric resistance over a wide temperature range and a method of producing the same
ELECT & MAGN ALLOYS RES INST10 citations73
US4244754AJan 13, 1981
Process for producing high damping capacity alloy and product
ELECT & MAGN ALLOYS RES INST16 citations72
US4082579AApr 4, 1978
Rectangular hysteresis magnetic alloy
ELECT & MAGN ALLOYS RES INST13 citations72
US4684414AAug 4, 1987
High damping capacity alloy and a process for producing the same
ELECT & MAGN ALLOYS RES INST12 citations71
US4814027AMar 21, 1989
Fe-Pt-Nb permanent magnet with an ultra-high coercive force and a large maximum energy product
ELECT & MAGN ALLOYS RES INST5 citations68
US4518439AMay 21, 1985
Alloy with small change of electric resistance over wide temperature range and method of producing the same
ELECT & MAGN ALLOYS RES INST3 citations62
US4859252AAug 22, 1989
High damping capacity alloy and a process for producing the same
ELECT & MAGN ALLOYS RES INST4 citations60
US4863530ASep 5, 1989
Fc-Pt-Nb permanent magnet with an ultra-high coercive force and a large maximum energy product, and method for producing the same
ELECT & MAGN ALLOYS RES INST2 citations57
US4834813AMay 30, 1989
Wear-resistant alloy of high permeability and methods of producing the same
ELECT & MAGN ALLOYS RES INST0 citations51