Inventor
TEKEMURA YASUMASA
JP3 patents
Patents
3 patentsUS7236255B2Jun 26, 2007
Method and instrument for measuring bead cutting shape of electric welded tube
JFE STEEL CORP17 citations90
US7619750B2Nov 17, 2009
Measurement method and device for bead cutting shape in electric resistance welded pipes
JFE STEEL CORP1 citations60
US7471400B2Dec 30, 2008
Measurement method and device for bead cutting shape in electric resistance welded pipes
JFE STEEL CORP2 citations60