Inventor
KUROSAWA MITSUMASA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “KUROSAWA MITSUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI STEEL CO
22 patentsUS6562473B1May 13, 2003
Electrical steel sheet suitable for compact iron core and manufacturing method therefor
KAWASAKI STEEL CO34 citations92
US6309473B1Oct 30, 2001
Method of making grain-oriented magnetic steel sheet having low iron loss
KAWASAKI STEEL CO17 citations92
US5885371AMar 23, 1999
Method of producing grain-oriented magnetic steel sheet
KAWASAKI STEEL CO37 citations91
US6322635B1Nov 27, 2001
Electromagnetic steel sheet and process for producing the same
KAWASAKI STEEL CO15 citations84
US6280534B1Aug 28, 2001
Grain oriented electromagnetic steel sheet and manufacturing thereof
KAWASAKI STEEL CO16 citations84
US6406558B1Jun 18, 2002
Method for manufacturing magnetic steel sheet having superior workability and magnetic properties
KAWASAKI STEEL CO14 citations82
US6602357B2Aug 5, 2003
Grain oriented electrical steel sheet with low iron loss and production method for same
KAWASAKI STEEL CO7 citations73
US6475304B2Nov 5, 2002
Grain-oriented silicon steel sheet and process for production thereof
KAWASAKI STEEL CO5 citations73
US6436199B1Aug 20, 2002
Non-oriented magnetic steel sheet having low iron loss and high magnetic flux density and manufacturing method therefor
KAWASAKI STEEL CO10 citations73
US5244511ASep 14, 1993
Method of manufacturing an oriented silicon steel sheet having improved magnetic flux density
KAWASAKI STEEL CO13 citations73
US5181972AJan 26, 1993
Process for producing grain oriented silicon steel sheets having excellent magnetic properties
KAWASAKI STEEL CO8 citations73
US5139582AAug 18, 1992
Method of manufacturing an oriented silicon steel sheet having improved magnetic characeristics
KAWASAKI STEEL CO9 citations73
US4975127ADec 4, 1990
Method of producing grain oriented silicon steel sheets having magnetic properties
KAWASAKI STEEL CO19 citations73
US4750952AJun 14, 1988
Cold-rolled steel sheets
KAWASAKI STEEL CO11 citations73
US5620533AApr 15, 1997
Method for making grain-oriented silicon steel sheet having excellent magnetic properties
KAWASAKI STEEL CO7 citations71
US5127971AJul 7, 1992
Method of producing grain oriented silicon steel sheets having improved magnetic properties and bending properties by electrolytic degreasing
KAWASAKI STEEL CO8 citations70
US6444051B2Sep 3, 2002
Method of manufacturing a grain-oriented electromagnetic steel sheet
KAWASAKI STEEL CO6 citations63
US6423157B2Jul 23, 2002
Method of making grain-oriented magnetic steel sheet having low iron loss
KAWASAKI STEEL CO4 citations63
US6287392B1Sep 11, 2001
Grain-oriented silicon steel sheet and process for production thereof
KAWASAKI STEEL CO4 citations62
US4818299AApr 4, 1989
Method of manufacturing cold-rolled steel sheets
KAWASAKI STEEL CO2 citations62
US6432227B1Aug 13, 2002
Electromagnetic steel sheet and process for producing the same
KAWASAKI STEEL CO0 citations52
US6531001B2Mar 11, 2003
Non-oriented magnetic steel sheet having low iron loss and high magnetic flux density and manufacturing method therefor
KAWASAKI STEEL CO1 citations51
JFE STEEL CORP
6 patentsUS7371291B2May 13, 2008
Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics
JFE STEEL CORP7 citations74
US6942740B2Sep 13, 2005
Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics
JFE STEEL CORP8 citations74
US6811619B2Nov 2, 2004
Method of manufacturing grain-oriented electrical steel sheets
JFE STEEL CORP12 citations71
USRE39482EFeb 6, 2007
Method of making grain-oriented magnetic steel sheet having low iron loss
JFE STEEL CORP2 citations63
US6676771B2Jan 13, 2004
Method of manufacturing grain-oriented electrical steel sheet
JFE STEEL CORP2 citations62
US6758915B2Jul 6, 2004
Grain oriented electromagnetic steel sheet exhibiting extremely small watt loss and method for producing the same
JFE STEEL CORP1 citations52