Inventor

CHIKUMA KENTARO

JP2 patents

Patents

2 patents

US6159309ADec 12, 2000

Grain-oriented electrical steel sheet and method for producing same

NIPPON STEEL CORP9 citations67

US7964803B2Jun 21, 2011

Magnetic shield structure having openings and a magnetic material frame therefor

NIPPON STEEL CORP1 citations47