Inventor

TSUCHIYAMA Masahiko

JP2 patents

Patents

2 patents

US11512380B2Nov 29, 2022

Method and device for manufacturing black coated steel sheets

NIPPON STEEL NISSHIN CO LTD0 citations52

US11326223B2May 10, 2022

Method and device for manufacturing steam-treated products

NIPPON STEEL NISSHIN CO LTD0 citations42