Inventor
MATSUOKA SAIJI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “MATSUOKA SAIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI STEEL CO
11 patentsUS6331216B1Dec 18, 2001
Steel pipe having high ductility and high strength and process for production thereof
KAWASAKI STEEL CO41 citations92
US6290789B1Sep 18, 2001
Ultrafine-grain steel pipe and process for manufacturing the same
KAWASAKI STEEL CO26 citations92
US5360493ANov 1, 1994
High-strength cold-rolled steel sheet excelling in deep drawability and method of producing the same
KAWASAKI STEEL CO22 citations92
US4775599AOct 4, 1988
Cold rolled steel sheets having an improved press formability
KAWASAKI STEEL CO37 citations92
US5041166AAug 20, 1991
Cold-rolled steel sheet for deep drawing and method of producing the same
KAWASAKI STEEL CO30 citations90
US4861390AAug 29, 1989
Method of manufacturing formable as-rolled thin steel sheets
KAWASAKI STEEL CO16 citations73
US4793401ADec 27, 1988
Method of producing thin steel sheets having an improved processability
KAWASAKI STEEL CO10 citations73
US4676844AJun 30, 1987
Production of formable thin steel sheet excellent in ridging resistance
KAWASAKI STEEL CO12 citations73
US5853659ADec 29, 1998
Steel, steel sheet having excellent workability and method of producing the same by electric furnace-vacuum degassing process
KAWASAKI STEEL CO16 citations70
US4973367ANov 27, 1990
Method of manufacturing steel sheet having excellent deep-drawability
KAWASAKI STEEL CO6 citations62
US6171412B1Jan 9, 2001
Coated seizure-hardening type cold-rolled steel sheet having excellent aging resistance and method of production thereof
KAWASAKI STEEL CO6 citations60
JFE STEEL CORP
8 patentsUS6676774B2Jan 13, 2004
Hot rolled steel plate and cold rolled steel plate being excellent in strain aging hardening characteristics
JFE STEEL CORP46 citations96
US7396420B2Jul 8, 2008
Hot-dip galvanized hot-rolled and cold-rolled steel sheets excellent in strain age hardening property
JFE STEEL CORP24 citations92
US6818074B2Nov 16, 2004
High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same
JFE STEEL CORP34 citations92
US6814819B2Nov 9, 2004
Methods of manufacturing hot-dip galvanized hot-rolled and cold-rolled steel sheets excellent in strain age hardening property
JFE STEEL CORP25 citations92
US9028626B2May 12, 2015
Method for manufacturing high strength galvanized steel sheet with excellent formability
JFE STEEL CORP10 citations84
US9458521B2Oct 4, 2016
High tensile strength galvanized steel sheets excellent in formability and methods of manufacturing the same
JFE STEEL CORP2 citations63
US7879163B2Feb 1, 2011
Method for manufacturing a high carbon hot-rolled steel sheet
JFE STEEL CORP2 citations59
US9580785B2Feb 28, 2017
High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same
JFE STEEL CORP1 citations52
NAKAGAITO TATSUYA
4 patentsUS9011614B2Apr 21, 2015
High-strength galvanized steel sheet with excellent formability and method for manufacturing the same
NAKAGAITO TATSUYA11 citations83
US8430975B2Apr 30, 2013
High strength galvanized steel sheet with excellent formability
NAKAGAITO TATSUYA15 citations83
US8241759B2Aug 14, 2012
Zinc-plated high-tension steel sheet excellent in press formability
NAKAGAITO TATSUYA11 citations83
US8968494B2Mar 3, 2015
High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same
NAKAGAITO TATSUYA2 citations62
KANEKO SHINJIRO
3 patentsUS8076008B2Dec 13, 2011
Galvanized high strength steel sheet
KANEKO SHINJIRO18 citations83
US8815026B2Aug 26, 2014
High strength galvanized steel sheet excellent in formability
KANEKO SHINJIRO8 citations80
US9157132B2Oct 13, 2015
High-strength galvanized steel sheet having excellent formability and method for manufacturing the same
KANEKO SHINJIRO2 citations62
KAWASAKI YOSHIYASU
2 patentsUS8657969B2Feb 25, 2014
High-strength galvanized steel sheet with excellent formability and method for manufacturing the same
KAWASAKI YOSHIYASU15 citations83
US8784578B2Jul 22, 2014
High strength galvanized steel sheet with excellent workability and method for manufacturing the same
KAWASAKI YOSHIYASU6 citations72