Inventor
TAKEDOI ATUSHI
4 patents
Patents
4 patentsUS4133677AJan 9, 1979
Process for producing acicular magnetic metallic particle powder
TODA KOGYO CORP44 citations91
US4251592AFeb 17, 1981
Stabilization treatment of acicular ferromagnetic iron or iron-alloy particles against the oxidation thereof
TODA KOGYO CORP9 citations72
US4136049AJan 23, 1979
Process for treating acicular magnetite containing co to stabilize the magnetic properties thereof
TODA KOGYO CORP16 citations72
US4033891AJul 5, 1977
Magnetic particle powder of acicular ferric oxide used for magnetic recording material and a process for producing the same
TODA KOGYO CORP12 citations72