Inventor
KURODA KATSUFUMI
JP4 patents
Patents
4 patentsUS9890435B2Feb 13, 2018
Cold work tool material and method of manufacturing cold work tool
HITACHI METALS LTD2 citations68
US10844456B2Nov 24, 2020
Cold work tool and method for manufacturing same
HITACHI METALS LTD0 citations43
US10407747B2Sep 10, 2019
Cold working tool material and cold working tool manufacturing method
HITACHI METALS LTD0 citations33
US9994925B2Jun 12, 2018
Cold work tool material, cold work tool and method for manufacturing same
HITACHI METALS LTD0 citations33