Inventor
ZAIZEN YOSHIAKI
JP34 patents
Patents
34 patentsUS11142813B2Oct 12, 2021
Non-oriented electrical steel sheet and manufacturing method therefor
JFE STEEL CORP2 citations73
US11136645B2Oct 5, 2021
Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor core
JFE STEEL CORP6 citations73
US11104973B2Aug 31, 2021
Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor core
JFE STEEL CORP3 citations73
US9767946B2Sep 19, 2017
Non-oriented electrical steel sheet being less in deterioration of iron loss property by punching
JFE STEEL CORP2 citations73
US11401589B2Aug 2, 2022
Multilayer electrical steel sheet
JFE STEEL CORP2 citations72
US9978488B2May 22, 2018
Method for producing semi-processed non-oriented electrical steel sheet having excellent magnetic properties
JFE STEEL CORP2 citations72
US9947446B2Apr 17, 2018
Hot-rolled steel sheet for production of non-oriented electrical steel sheet and method of manufacturing same
JFE STEEL CORP2 citations72
US9920393B2Mar 20, 2018
Method of producing non-oriented electrical steel sheet
JFE STEEL CORP6 citations72
US9466411B2Oct 11, 2016
Non-oriented electrical steel sheet
JFE STEEL CORP3 citations72
US12448662B2Oct 21, 2025
Non-oriented electrical steel sheet and method for producing same
JFE STEEL CORP0 citations62
US12381024B2Aug 5, 2025
Non-oriented electrical steel sheet and method for manufacturing the same
JFE STEEL CORP0 citations62
US12331376B2Jun 17, 2025
Non-oriented electrical steel sheet and method for producing same
JFE STEEL CORP0 citations62
US11962184B2Apr 16, 2024
Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor core
JFE STEEL CORP0 citations62
US11946123B2Apr 2, 2024
Method of producing a non-oriented electrical steel sheet
JFE STEEL CORP1 citations62
US11732319B2Aug 22, 2023
Non-oriented electrical steel sheet
JFE STEEL CORP0 citations62
US11649532B2May 16, 2023
Non-oriented electrical steel sheet and method of producing same
JFE STEEL CORP0 citations62
US11404189B2Aug 2, 2022
Non-oriented electrical steel sheet and method for manufacturing the same
JFE STEEL CORP0 citations62
US11335485B2May 17, 2022
Multilayer electrical steel sheet
JFE STEEL CORP1 citations62
US11286537B2Mar 29, 2022
Non-oriented electrical steel sheet and method of producing same
JFE STEEL CORP0 citations62
US11056256B2Jul 6, 2021
Non-oriented electrical steel sheet and method of producing same
JFE STEEL CORP0 citations62
US11718891B2Aug 8, 2023
Non-oriented electrical steel sheet and method for producing same, and motor core and method for producing same
JFE STEEL CORP0 citations61
US11525169B2Dec 13, 2022
Non-oriented electrical steel sheet and method for producing same, and motor core and method for producing same
JFE STEEL CORP0 citations61
US12371757B2Jul 29, 2025
Non-oriented electrical steel sheet and method for manufacturing same
JFE STEEL CORP0 citations60
US12255505B2Mar 18, 2025
Method for manufacturing motor core
JFE STEEL CORP0 citations60
US11551839B2Jan 10, 2023
Motor
JFE STEEL CORP0 citations60
US12328041B2Jun 10, 2025
Electrical steel sheet machining method, motor, and motor core production method
JFE STEEL CORP0 citations59
US11225699B2Jan 18, 2022
Method for producing non-oriented electrical steel sheet
JFE STEEL CORP0 citations52
US11355271B2Jun 7, 2022
Multilayer electrical steel sheet
JFE STEEL CORP0 citations51
US10026534B2Jul 17, 2018
Hot-rolled steel sheet for producing non-oriented electrical steel sheet and method of producing same
JFE STEEL CORP1 citations51
US12123082B2Oct 22, 2024
Non-oriented electrical steel sheet
JFE STEEL CORP0 citations50
US12018357B2Jun 25, 2024
Non-oriented electrical steel sheet and method of producing same
JFE STEEL CORP0 citations50
US10533969B2Jan 14, 2020
Method for predicting iron loss of non-oriented electrical steel sheet after shearing
JFE STEEL CORP0 citations41
US9761359B2Sep 12, 2017
Method of producing electrical steel sheet
JFE STEEL CORP0 citations41
US9748027B2Aug 29, 2017
Method for manufacturing non-oriented electromagnetic steel sheet
JFE STEEL CORP0 citations41