Inventor
YASHIKI HIROYOSHI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “YASHIKI HIROYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
14 patentsUS11124854B2Sep 21, 2021
Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet
NIPPON STEEL CORP4 citations72
US11279985B2Mar 22, 2022
Non-oriented electrical steel sheet
NIPPON STEEL CORP2 citations69
US12283845B2Apr 22, 2025
Non-oriented electrical steel sheet, segmented stator, and rotating electrical machine
NIPPON STEEL CORP1 citations63
US12421568B2Sep 23, 2025
Non-oriented electrical steel sheet and method of manufacturing the same
NIPPON STEEL CORP0 citations62
US12148555B2Nov 19, 2024
Non-oriented electrical steel sheet
NIPPON STEEL CORP1 citations62
US11866797B2Jan 9, 2024
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations62
US11377705B2Jul 5, 2022
Grain-oriented electrical steel sheet
NIPPON STEEL CORP0 citations61
US11053574B2Jul 6, 2021
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations61
US11021771B2Jun 1, 2021
Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations61
US11499059B2Nov 15, 2022
Electrical steel sheet
NIPPON STEEL CORP0 citations52
US12500016B2Dec 16, 2025
Non-oriented electrical steel sheet and manufacturing method therefor
NIPPON STEEL CORP0 citations51
US12473618B2Nov 18, 2025
Non-oriented electrical steel sheet and manufacturing method therefor
NIPPON STEEL CORP0 citations51
US12305253B2May 20, 2025
Electrical steel sheet and method for manufacturing same
NIPPON STEEL CORP0 citations51
US12119706B2Oct 15, 2024
Non-oriented electrical steel sheet, production method for non-oriented electrical steel sheet, electric motor and production method for electric motor
NIPPON STEEL CORP0 citations51
SUMITOMO METAL IND
5 patentsUS7922834B2Apr 12, 2011
Non-oriented electrical steel sheet and production process thereof
SUMITOMO METAL IND16 citations89
US6340399B1Jan 22, 2002
Non-oriented electrical steel sheet and method for producing the same
SUMITOMO METAL IND21 citations88
US5250123AOct 5, 1993
Oriented silicon steel sheets and production process therefor
SUMITOMO METAL IND10 citations71
US5425820AJun 20, 1995
Oriented magnetic steel sheets and manufacturing process therefor
SUMITOMO METAL IND4 citations61
US6638368B2Oct 28, 2003
Non-oriented electrical steel sheet and method for producing the same
SUMITOMO METAL IND3 citations58
NIPPON STEEL & SUMITOMO METAL CORP
3 patentsUS11295881B2Apr 5, 2022
Non-oriented electrical steel sheet, manufacturing method of non-oriented electrical steel sheet, and manufacturing method of motor core
NIPPON STEEL & SUMITOMO METAL CORP1 citations62
US10604818B2Mar 31, 2020
Grain-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP1 citations61
US10541071B2Jan 21, 2020
Electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations50