Inventor
KATSURAGI SUSUMU
JP5 patents
Patents
5 patentsUS7503304B2Mar 17, 2009
Internal engine piston and its production method
HITACHI METALS LTD14 citations82
US6846368B2Jan 25, 2005
Casting steel having high strength and low thermal expansion
HITACHI METALS LTD4 citations58
US9765678B2Sep 19, 2017
Heat-resistant, austenitic cast steel having excellent machinability and exhaust member made thereof
HITACHI METALS LTD1 citations47
US9758851B2Sep 12, 2017
Heat-resistant, cast ferritic steel having excellent machinability and exhaust member made thereof
HITACHI METALS LTD0 citations47
US10815555B2Oct 27, 2020
Heat-resistant, austenitic cast steel having excellent thermal fatigue properties, and exhaust member made thereof
HITACHI METALS LTD0 citations45