Inventor
Seiji Okabe
Inventor
Tokyo, JP
Overview
Patents· 46 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets23%
C22CAlloys23%
C21DModifying the physical structure of ferrous metals22%
Y10TTechnical subjects covered by former us classification5%
C23CCoating metallic material4%
B21BRolling of metal3%
B22DCasting of metals3%
B23KSoldering or unsoldering3%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%
B31BMaking containers of paper, cardboard or material worked in a manner analogous to paper1%
PatentTitleYear
10,745,773Device to improve iron loss properties of grain-oriented electrical steel sheet202010,730,102Apparatus for manufacturing metal thin strip202010,704,113Grain oriented electrical steel sheet and production method therefor202010,629,346Method of manufacturing grain-oriented electrical steel sheet202010,559,410Grain-oriented electrical steel sheet and transformer iron core using same202010,535,453Grain-oriented electrical steel sheet and method for manufacturing the same202010,518,925Molded paper body with minimal wrinkling and forming method thereof201910,519,534Iron-based amorphous alloy thin strip201910,465,259Grain-oriented electrical steel sheet and production method therefor201910,395,806Grain-oriented electrical steel sheet and method of manufacturing the same201910,147,527Grain-oriented electrical steel sheet and method for manufacturing same201810,062,483Grain-oriented electrical steel sheet and method for improving iron loss properties thereof201810,026,533Grain-oriented electrical steel sheet for iron core and method of manufacturing the same201810,020,103Grain oriented electrical steel sheet201810,020,101Grain-oriented electrical steel sheet and method for producing same201810,011,886Grain-oriented electrical steel sheet and manufacturing method thereof20189,875,832Grain-oriented electrical steel sheet20189,799,432'Grain oriented electrical steel sheet'20179,761,361'Grain-oriented electrical steel sheet'20179,704,626'Grain-oriented electrical steel sheet and method of manufacturing same'20179,646,749'Grain-oriented electrical steel sheet'20179,630,372'Method of producing pressed paper piece and apparatus therefor'20179,536,658'Grain oriented electrical steel sheet and method for manufacturing the same'20179,536,657'Grain oriented electrical steel sheet and method for manufacturing the same'20179,514,868'Grain oriented electrical steel sheet and method for manufacturing the same'20169,406,437'Grain oriented electrical steel sheet and method for manufacturing the same'20169,396,850'Grain oriented electrical steel sheet and method for manufacturing the same'20169,396,872'Grain oriented electrical steel sheet and method for manufacturing the same'20169,346,123'Device to improve iron loss properties of grain oriented electrical steel sheet and method for improving iron loss properties of grain oriented electrical steel sheet'20169,330,839'Grain oriented electrical steel sheet and method for manufacturing the same'20169,022,097'Method and installation for manufacturing thin metal strip'20158,784,995'Grain oriented electrical steel sheet and method for manufacturing the same'20148,568,857'Grain oriented electrical steel sheet'20138,395,261'Semiconductor device'20138,334,596'Semiconductor device including coupling ball with layers of aluminum and copper alloys'20127,944,052'Semiconductor device'20117,791,198'Semiconductor device including a coupling region which includes layers of aluminum and copper alloys'20107,371,291'Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics'20086,942,740'Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics'20056,811,619'Method of manufacturing grain-oriented electrical steel sheets'20046,562,473'Electrical steel sheet suitable for compact iron core and manufacturing method therefor'20035,833,769'Wide iron-based amorphous alloy thin strip, and method of making the same'19985,703,326'Connection of electrical leads in electroluminescent light by means of parallel connection to a plurality of conductors'19975,522,947'Amorphous iron based alloy and method of manufacture'19965,466,304'Amorphous iron based alloy and method of manufacture'19955,456,308'Method and apparatus for manufacturing thin amorphous metal strip'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1998Based in Chiba, JP· patent location history
2003–2008Based in Okayama, JP· patent location history
2004–2020Patents assigned to JFE STEEL CORP (34)· patent assignee history
2004–2018Based in Kurashiki, JP· patent location history
2010–2013Based in Kanagawa, JP· patent location history
2012–2018Patents assigned to OKABE SEIJI (15)· patent assignee history
2013–2017Patents assigned to INOUE HIROTAKA (5)· patent assignee history
2013–2020Based in Tokyo, JP· patent location history
2014–2017Patents assigned to OMURA TAKESHI (10)· patent assignee history
2014–2017Patents assigned to YAMAGUCHI HIROI (10)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JFE STEEL CORP | 34 | 2004–2020 |
| OKABE SEIJIself | 15 | 2012–2018 |
| OMURA TAKESHI | 10 | 2014–2017 |
| YAMAGUCHI HIROI | 10 | 2014–2017 |
| INOUE HIROTAKA | 5 | 2013–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 32 | 2013–2020 |
| Kanagawa, JP | 4 | 2010–2013 |
| Chiba, JP | 4 | 1995–1998 |
| Kurashiki, JP | 3 | 2004–2018 |
| Okayama, JP | 2 | 2003–2008 |