Inventor
NATORI YOSHIAKI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “NATORI YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
21 patentsUS11124854B2Sep 21, 2021
Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet
NIPPON STEEL CORP4 citations72
US12009709B2Jun 11, 2024
Rotating electrical machine, stator core and rotor core set, method for manufacturing rotating electrical machine, method for manufacturing non-oriented electrical steel sheet, method for manufacturing rotor and stator of rotating electrical machine, and non-oriented electrical steel sheet set
NIPPON STEEL CORP2 citations71
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
US12033776B2Jul 9, 2024
Non-oriented electrical steel sheet and method for manufacturing same
NIPPON STEEL CORP0 citations62
US11866797B2Jan 9, 2024
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations62
US12531461B2Jan 20, 2026
Rotating electrical machine, stator core and rotor core set, method for manufacturing rotating electrical machine, method for manufacturing non-oriented electrical steel sheet, method for manufacturing rotor and stator of rotating electrical machine, and non-oriented electrical steel sheet set
NIPPON STEEL CORP0 citations61
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
US12451737B2Oct 21, 2025
Rotating electrical machine, stator core and rotor core set, method for manufacturing rotating electrical machine, method for manufacturing non-oriented electrical steel sheet for stator and non-oriented electrical steel sheet for rotor, method for manufacturing stator and rotor, and non-oriented electrical steel sheet set
NIPPON STEEL CORP0 citations50
US12286694B2Apr 29, 2025
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations50
US12024762B2Jul 2, 2024
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations50
US11942246B2Mar 26, 2024
Non-oriented electrical steel sheet
NIPPON STEEL CORP0 citations50
NIPPON STEEL & SUMITOMO METAL CORP
4 patentsUS9570219B2Feb 14, 2017
Non-oriented electrical steel sheet and method of manufacturing non-oriented electrical steel sheet
NIPPON STEEL & SUMITOMO METAL CORP6 citations68
US11295881B2Apr 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
US10354784B2Jul 16, 2019
Non-oriented magnetic steel sheet and method of manufacturing the same
NIPPON STEEL & SUMITOMO METAL CORP0 citations40