Inventor
TADA CHIYOKO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “TADA CHIYOKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JFE STEEL CORP
10 patentsUS6878462B1Apr 12, 2005
Surface treated zinc-based metal plated steel sheet
JFE STEEL CORP16 citations83
US10403417B2Sep 3, 2019
Electrical steel sheet provided with insulating coating
JFE STEEL CORP1 citations71
US12278024B2Apr 15, 2025
Method of making an electrical steel sheet provided with insulating coating
JFE STEEL CORP0 citations60
US12252792B2Mar 18, 2025
Electrical steel sheet having insulating coating
JFE STEEL CORP0 citations60
US11177052B2Nov 16, 2021
Method of making an electrical steel sheet provided with insulating coating
JFE STEEL CORP0 citations60
US7186467B2Mar 6, 2007
Black zinc-plated steel sheet
JFE STEEL CORP5 citations59
US12584226B2Mar 24, 2026
Electrical steel sheet with insulating coating
JFE STEEL CORP0 citations50
US11186076B2Nov 30, 2021
Method of manufacturing electrical steel sheet with adhesive insulating coating and method of manufacturing stacked electrical steel sheet
JFE STEEL CORP0 citations50
US7588836B2Sep 15, 2009
Phosphate-treated zinc-coated steel sheet
JFE STEEL CORP0 citations50
US10526672B2Jan 7, 2020
Electrical steel sheet with insulating coating
JFE STEEL CORP0 citations39