Inventor
TAKAO HIDEMI
JP3 patents
Patents
3 patentsUS7597737B2Oct 6, 2009
Method for producing steel ingot
HITACHI METALS LTD5 citations57
US7445678B2Nov 4, 2008
Maraging steel and method of producing the same
HITACHI METALS LTD5 citations57
US5958331ASep 28, 1999
Fe-Ni based alloy sheet having superior surface characteristic and superior etchability
HITACHI METALS LTD2 citations54