Inventor · disambiguated record
Yoshiaki Zaizen
Also filed as: ZAIZEN YOSHIAKI
34 granted patents·22 pending applications·31 citations·filing 2011–2025
94Inventor score
Top patents by PatentIndex Score
56 records- 0197US11136645B2Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor coreJFE STEEL CORP·Filed 2018·Granted Oct 5, 2021·6 cites·4 claims
- 0296US11946123B2Method of producing a non-oriented electrical steel sheetJFE STEEL CORP·Filed 2023·Granted Apr 2, 2024·1 cites·4 claims
- 0393US11142813B2Non-oriented electrical steel sheet and manufacturing method thereforJFE STEEL CORP·Filed 2017·Granted Oct 12, 2021·2 cites·20 claims
- 0490US11401589B2Multilayer electrical steel sheetJFE STEEL CORP·Filed 2018·Granted Aug 2, 2022·2 cites·2 claims
- 0588US11104973B2Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor coreJFE STEEL CORP·Filed 2018·Granted Aug 31, 2021·3 cites·4 claims
- 0687US9466411B2Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2012·Granted Oct 11, 2016·3 cites·1 claims
- 0786US9920393B2Method of producing non-oriented electrical steel sheetJFE STEEL CORP·Filed 2013·Granted Mar 20, 2018·6 cites·4 claims
- 0885US11718891B2Non-oriented electrical steel sheet and method for producing same, and motor core and method for producing sameJFE STEEL CORP·Filed 2022·Granted Aug 8, 2023·0 cites·4 claims
- 0985US11335485B2Multilayer electrical steel sheetJFE STEEL CORP·Filed 2018·Granted May 17, 2022·1 cites·4 claims
- 1083US9947446B2Hot-rolled steel sheet for production of non-oriented electrical steel sheet and method of manufacturing sameJFE STEEL CORP·Filed 2013·Granted Apr 17, 2018·2 cites·4 claims
- 1183US9767946B2Non-oriented electrical steel sheet being less in deterioration of iron loss property by punchingJFE STEEL CORP·Filed 2013·Granted Sep 19, 2017·2 cites·2 claims
- 1282US11649532B2Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2019·Granted May 16, 2023·0 cites·7 claims
- 1381US12448662B2Non-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2019·Granted Oct 21, 2025·0 cites·8 claims
- 1480US11525169B2Non-oriented electrical steel sheet and method for producing same, and motor core and method for producing sameJFE STEEL CORP·Filed 2019·Granted Dec 13, 2022·0 cites·10 claims
- 1577US10026534B2Hot-rolled steel sheet for producing non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2014·Granted Jul 17, 2018·1 cites·3 claims
- 1676US2025270668A1Non-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2025·Application pending·0 cites
- 1775US11732319B2Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2019·Granted Aug 22, 2023·0 cites·16 claims
- 1874US12331376B2Non-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2020·Granted Jun 17, 2025·0 cites·2 claims
- 1973US9978488B2Method for producing semi-processed non-oriented electrical steel sheet having excellent magnetic propertiesJFE STEEL CORP·Filed 2013·Granted May 22, 2018·2 cites·4 claims
- 2070US12255505B2Method for manufacturing motor coreJFE STEEL CORP·Filed 2020·Granted Mar 18, 2025·0 cites·8 claims
- 2168US12328041B2Electrical steel sheet machining method, motor, and motor core production methodJFE STEEL CORP·Filed 2021·Granted Jun 10, 2025·0 cites·13 claims
- 2266US2024290523A1Non-oriented electrical steel sheet and method for producing the sameJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 2366US2024295015A1Non-oriented electrical steel sheet and production method thereofJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 2466US2024279783A1Non-oriented electrical steel sheet, method for producing the same, and motor coreJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 2565US11551839B2MotorJFE STEEL CORP·Filed 2019·Granted Jan 10, 2023·0 cites·4 claims
- 2664US12371757B2Non-oriented electrical steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2020·Granted Jul 29, 2025·0 cites·15 claims
- 2764US2025014793A1Non-oriented electrical steel sheet and method for producing same, and method for producing motor coreJEF STEEL CORP·Filed 2022·Application pending·0 cites
- 2863US11286537B2Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2018·Granted Mar 29, 2022·0 cites·16 claims
- 2962US2025115982A1Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 3062US2025196471A1Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 3161US11962184B2Method for producing non-oriented electrical steel sheet, method for producing motor core, and motor coreJFE STEEL CORP·Filed 2020·Granted Apr 16, 2024·0 cites·20 claims
- 3261US2025179601A1Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 3361US2024271255A1Non-oriented electrical steel sheet and production method thereofJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 3461US2025101542A1Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 3560US12381024B2Non-oriented electrical steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2020·Granted Aug 5, 2025·0 cites·16 claims
- 3660US11404189B2Non-oriented electrical steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2018·Granted Aug 2, 2022·0 cites·8 claims
- 3760US2025066886A1Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 3858US12123082B2Non-oriented electrical steel sheetJFE STEEL CORP·Filed 2020·Granted Oct 22, 2024·0 cites·4 claims
- 3958US12018357B2Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2020·Granted Jun 25, 2024·0 cites·15 claims
- 4058US11056256B2Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2017·Granted Jul 6, 2021·0 cites·8 claims
- 4157US11355271B2Multilayer electrical steel sheetJFE STEEL CORP·Filed 2018·Granted Jun 7, 2022·0 cites·4 claims
- 4257US2022010400A1Method of manufacturing non-oriented electrical steel sheetJFE STEEL CORP·Filed 2019·Application pending·0 cites
- 4354US9748027B2Method for manufacturing non-oriented electromagnetic steel sheetJFE STEEL CORP·Filed 2013·Granted Aug 29, 2017·0 cites·5 claims
- 4451US11225699B2Method for producing non-oriented electrical steel sheetJFE STEEL CORP·Filed 2016·Granted Jan 18, 2022·0 cites·12 claims
- 4551US2022359108A1Non-oriented electrical steel sheet, method for producing the same, and motor coreJFE STEEL CORP·Filed 2020·Application pending·0 cites
- 4649US2023223798A1Motor core and motorJFE STEEL CORP·Filed 2021·Application pending·0 cites
- 4748US9761359B2Method of producing electrical steel sheetJFE STEEL CORP·Filed 2013·Granted Sep 12, 2017·0 cites·8 claims
- 4847US2022186338A1Method for producing non-oriented electrical steel sheetJFE STEEL CORP·Filed 2020·Application pending·0 cites
- 4947US2019112697A1Electrical steel sheet and method of producing the sameJFE STEEL CORP·Filed 2017·Application pending·0 cites
- 5046US2013263981A1Method of producing non-oriented electrical steel sheetZAIZEN YOSHIAKI·Filed 2011·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →