Inventor
ITADANI MOTOAKI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “ITADANI MOTOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI STEEL CO
10 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
US6006789ADec 28, 1999
Method of preparing a steel pipe, an apparatus thereof and a steel pipe
KAWASAKI STEEL CO32 citations92
US6216511B1Apr 17, 2001
Apparatus and method for smoothing a welded seam of steel pipe
KAWASAKI STEEL CO16 citations91
US5942132AAug 24, 1999
Method of and apparatus for producing steel pipes
KAWASAKI STEEL CO23 citations91
US6375059B2Apr 23, 2002
Method for smoothing steel pipe seam portion
KAWASAKI STEEL CO6 citations72
US6216940B1Apr 17, 2001
Pipe forming roll apparatus and method
KAWASAKI STEEL CO10 citations71
US6041632AMar 28, 2000
Pipe forming roll apparatus and method
KAWASAKI STEEL CO9 citations71
US6216520B1Apr 17, 2001
Rolling mill
KAWASAKI STEEL CO3 citations60
US5673579AOct 7, 1997
Welded steel pipe manufacturing apparatus and method
KAWASAKI STEEL CO5 citations60
JFE STEEL CORP
6 patentsUS7018488B2Mar 28, 2006
Steel pipe for use in reinforcement of automobile and method for production thereof
JFE STEEL CORP8 citations73
US6755919B2Jun 29, 2004
Stainless steel tube for automobile structure
JFE STEEL CORP8 citations72
US6736910B2May 18, 2004
High carbon steel pipe excellent in cold formability and high frequency hardenability and method for producing the same
JFE STEEL CORP7 citations71
US6949728B2Sep 27, 2005
Impeder for manufacturing welded pipe
JFE STEEL CORP5 citations62
US7591914B2Sep 22, 2009
High-workability steel pipe and method of producing same
JFE STEEL CORP0 citations51
US7942984B2May 17, 2011
Steel pipe with good magnetic properties and method of producing the same
JFE STEEL CORP0 citations50