Inventor · disambiguated record
Seiji Okabe
Also filed as: OKABE SEIJI
57 granted patents·6 pending applications·203 citations·filing 1994–2021
98Inventor score
Top patents by PatentIndex Score
63 records- 0196US11495378B2Grain-oriented electrical steel sheet, stacked transformer core using the same, and method for producing stacked coreJFE STEEL CORP·Filed 2019·Granted Nov 8, 2022·5 cites·12 claims
- 0294US9330839B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted May 3, 2016·7 cites·2 claims
- 0392US9646749B2Grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2012·Granted May 9, 2017·6 cites·7 claims
- 0492US9514868B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted Dec 6, 2016·5 cites·5 claims
- 0590US8784995B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted Jul 22, 2014·5 cites·2 claims
- 0690US7371291B2Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristicsJFE STEEL CORP·Filed 2005·Granted May 13, 2008·7 cites·17 claims
- 0789US10147527B2Grain-oriented electrical steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2012·Granted Dec 4, 2018·4 cites·4 claims
- 0887US9799432B2Grain oriented electrical steel sheetYAMAGUCHI HIROI·Filed 2011·Granted Oct 24, 2017·4 cites·5 claims
- 0987US9406437B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted Aug 2, 2016·7 cites·1 claims
- 1085US9536658B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted Jan 3, 2017·6 cites·2 claims
- 1185US8395261B2Semiconductor deviceTANAKA TAKEKAZU·Filed 2012·Granted Mar 12, 2013·6 cites·13 claims
- 1284US9396872B2Grain oriented electrical steel sheet and method for manufacturing the sameINOUE HIROTAKA·Filed 2011·Granted Jul 19, 2016·3 cites·1 claims
- 1383US9761361B2Grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2013·Granted Sep 12, 2017·2 cites·4 claims
- 1483US9346123B2Device to improve iron loss properties of grain oriented electrical steel sheet and method for improving iron loss properties of grain oriented electrical steel sheetOKABE SEIJI·Filed 2011·Granted May 24, 2016·7 cites·2 claims
- 1582US10745773B2Device to improve iron loss properties of grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2012·Granted Aug 18, 2020·2 cites·7 claims
- 1682US10465259B2Grain-oriented electrical steel sheet and production method thereforJFE STEEL CORP·Filed 2016·Granted Nov 5, 2019·1 cites·8 claims
- 1782US9536657B2Grain oriented electrical steel sheet and method for manufacturing the sameOMURA TAKESHI·Filed 2011·Granted Jan 3, 2017·2 cites·4 claims
- 1880US11984249B2Grain-oriented electrical steel sheet, wound transformer core using the same, and method for producing wound coreJFE STEEL CORP·Filed 2019·Granted May 14, 2024·1 cites·12 claims
- 1980US10518925B2Molded paper body with minimal wrinkling and forming method thereofTOYO SEIKAN GROUP HOLDINGS LTD·Filed 2012·Granted Dec 31, 2019·7 cites·5 claims
- 2080US10519534B2Iron-based amorphous alloy thin stripJFE STEEL CORP·Filed 2014·Granted Dec 31, 2019·1 cites·8 claims
- 2178US11572602B2Method for manufacturing a grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2021·Granted Feb 7, 2023·0 cites·4 claims
- 2278US10559410B2Grain-oriented electrical steel sheet and transformer iron core using sameJFE STEEL CORP·Filed 2014·Granted Feb 11, 2020·1 cites·8 claims
- 2378US10395806B2Grain-oriented electrical steel sheet and method of manufacturing the sameJFE STEEL CORP·Filed 2012·Granted Aug 27, 2019·3 cites·13 claims
- 2478US10062483B2Grain-oriented electrical steel sheet and method for improving iron loss properties thereofJFE STEEL CORP·Filed 2012·Granted Aug 28, 2018·1 cites·3 claims
- 2578US6811619B2Method of manufacturing grain-oriented electrical steel sheetsJFE STEEL CORP·Filed 2002·Granted Nov 2, 2004·12 cites·31 claims
- 2677US10704113B2Grain oriented electrical steel sheet and production method thereforJFE STEEL CORP·Filed 2015·Granted Jul 7, 2020·1 cites·2 claims
- 2777US10026533B2Grain-oriented electrical steel sheet for iron core and method of manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Jul 17, 2018·1 cites·16 claims
- 2877US9875832B2Grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2012·Granted Jan 23, 2018·1 cites·12 claims
- 2977US9704626B2Grain-oriented electrical steel sheet and method of manufacturing sameSENDA KUNIHIRO·Filed 2012·Granted Jul 11, 2017·2 cites·1 claims
- 3076US10020103B2Grain oriented electrical steel sheetWATANABE MAKOTO·Filed 2011·Granted Jul 10, 2018·1 cites·4 claims
- 3176US6942740B2Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristicsJFE STEEL CORP·Filed 2002·Granted Sep 13, 2005·8 cites·10 claims
- 3276US6562473B1Electrical steel sheet suitable for compact iron core and manufacturing method thereforKAWASAKI STEEL CO·Filed 2000·Granted May 13, 2003·34 cites·24 claims
- 3374US7791198B2Semiconductor device including a coupling region which includes layers of aluminum and copper alloysNEC ELECTRONICS CORP·Filed 2008·Granted Sep 7, 2010·4 cites·21 claims
- 3472US11566302B2Grain-oriented electrical steel sheet and method for manufacturing sameJFE STEEL CORP·Filed 2017·Granted Jan 31, 2023·0 cites·13 claims
- 3572US9396850B2Grain oriented electrical steel sheet and method for manufacturing the sameYAMAGUCHI HIROI·Filed 2011·Granted Jul 19, 2016·1 cites·3 claims
- 3670US11377706B2Device to improve iron loss properties of grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2020·Granted Jul 5, 2022·0 cites·2 claims
- 3770US8568857B2Grain oriented electrical steel sheetTAKASHIMA MINORU·Filed 2011·Granted Oct 29, 2013·3 cites·2 claims
- 3869US9630372B2Method of producing pressed paper piece and apparatus thereforTOYO SEIKAN GROUP HOLDINGS LTD·Filed 2013·Granted Apr 25, 2017·2 cites·4 claims
- 3966US11255007B2Amorphous alloy thin stripJFE STEEL CORP·Filed 2017·Granted Feb 22, 2022·0 cites·4 claims
- 4066US2016102378A1Grain oriented electrical steel sheet and method of manufacturing the sameJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 4166US2018119244A1Grain-oriented electrical steel sheet, manufacturing method therefor, and method for predicting transformer noise propertyJFE STEEL CORP·Filed 2016·Application pending·0 cites
- 4264US11767571B2Method of producing grain-oriented electrical steel sheet and production line thereforJFE STEEL CORP·Filed 2017·Granted Sep 26, 2023·0 cites·6 claims
- 4362US2016276081A1Grain oriented electrical steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2016·Application pending·0 cites
- 4461US11430599B2Transformer iron coreJFE STEEL CORP·Filed 2018·Granted Aug 30, 2022·0 cites·1 claims
- 4560US5833769AWide iron-based amorphous alloy thin strip, and method of making the sameKAWASAKI STEEL CO·Filed 1996·Granted Nov 10, 1998·17 cites·10 claims
- 4658US10535453B2Grain-oriented electrical steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2013·Granted Jan 14, 2020·0 cites·5 claims
- 4758US10011886B2Grain-oriented electrical steel sheet and manufacturing method thereofJFE STEEL CORP·Filed 2012·Granted Jul 3, 2018·0 cites·6 claims
- 4856US11961647B2Iron core for transformerJFE STEEL CORP·Filed 2019·Granted Apr 16, 2024·0 cites·4 claims
- 4956US11198916B2Grain-oriented electrical steel sheetJFE STEEL CORP·Filed 2018·Granted Dec 14, 2021·0 cites·9 claims
- 5055US10020101B2Grain-oriented electrical steel sheet and method for producing sameJFE STEEL CORP·Filed 2012·Granted Jul 10, 2018·0 cites·16 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →