Inventor
NAKAMARU HIROKI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMARU HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JFE STEEL CORP
21 patentsUS6827757B2Dec 7, 2004
Magnetite-iron based composite powder, magnetite-iron based powder mixture, method for producing the same, method for remedying polluted soil, water or gases and electromagnetic wave absorber
JFE STEEL CORP24 citations92
US9873539B2Jan 23, 2018
Resin-coated metal sheet for container and method for manufacturing the same
JFE STEEL CORP4 citations73
US10837076B2Nov 17, 2020
Steel sheet for cans and method for manufacturing steel sheet for cans
JFE STEEL CORP2 citations72
US10415111B2Sep 17, 2019
High-strength steel sheet for containers and method for producing the same
JFE STEEL CORP3 citations72
US12459232B2Nov 4, 2025
Laminated steel sheet for both-sided resin-coated container
JFE STEEL CORP0 citations62
US9598744B2Mar 21, 2017
Method for producing hot-pressed member
JFE STEEL CORP1 citations62
US7166759B2Jan 23, 2007
Remediation method of media and iron powder for dehalogenation of hydrogenated hydrocarbons
JFE STEEL CORP3 citations60
US7186467B2Mar 6, 2007
Black zinc-plated steel sheet
JFE STEEL CORP5 citations59
US10144985B2Dec 4, 2018
Steel sheet for can and method for manufacturing the same
JFE STEEL CORP1 citations52
US9993998B2Jun 12, 2018
Resin-coated metal sheet for containers and method for manufacturing the same
JFE STEEL CORP1 citations52
US9669961B2Jun 6, 2017
Three-piece can and method of manufacturing the same
JFE STEEL CORP0 citations52
US10851434B2Dec 1, 2020
Steel sheet for can and method for manufacturing the same
JFE STEEL CORP0 citations51
US10392682B2Aug 27, 2019
Steel sheet for three-piece can and method for manufacturing the same
JFE STEEL CORP0 citations51
US10316381B2Jun 11, 2019
Method for producing hot-pressed member
JFE STEEL CORP0 citations51
US9963755B2May 8, 2018
Hot-pressed member
JFE STEEL CORP0 citations51
US7588836B2Sep 15, 2009
Phosphate-treated zinc-coated steel sheet
JFE STEEL CORP0 citations50
US10301702B2May 28, 2019
Steel sheet for cans and manufacturing method thereof
JFE STEEL CORP0 citations48
US9493868B2Nov 15, 2016
Aluminum or aluminum alloy-coated steel material and method of manufacturing the same
JFE STEEL CORP1 citations48
US10576712B2Mar 3, 2020
Resin-coated metal sheet for container
JFE STEEL CORP0 citations42
US10427381B2Oct 1, 2019
Laminated metal sheet for container
JFE STEEL CORP0 citations42
US10655199B2May 19, 2020
Steel sheet for crown cap, method for manufacturing steel sheet for crown cap, and crown cap
JFE STEEL CORP0 citations40
NAKAJIMA SEIJI
3 patentsUS9023488B2May 5, 2015
Steel sheet for hot pressing and method of manufacturing hot-pressed part using steel sheet for hot pressing
NAKAJIMA SEIJI11 citations83
US10144196B2Dec 4, 2018
Steel sheet for hot pressing and method for manufacturing hot-pressed member using the same
NAKAJIMA SEIJI4 citations72
US9498810B2Nov 22, 2016
Method for manufacturing warm pressed-formed members
NAKAJIMA SEIJI0 citations51