Inventor
HAGI CHITOSHI
JP4 patents
Patents
4 patentsUS5041172AAug 20, 1991
Permanent magnet having good thermal stability and method for manufacturing same
HITACHI METALS LTD25 citations90
US4814139AMar 21, 1989
Permanent magnet having good thermal stability and method for manufacturing same
HITACHI METALS LTD25 citations90
US4284440AAug 18, 1981
Rare earth metal-cobalt permanent magnet alloy
HITACHI METALS LTD26 citations80
US4172717AOct 30, 1979
Permanent magnet alloy
HITACHI METALS LTD12 citations71