Inventor
KOSHIBA YUTAKA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KOSHIBA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI MATERIALS CORP
8 patentsUS5705125AJan 6, 1998
Wire for electric railways
MITSUBISHI MATERIALS CORP22 citations90
US5798008AAug 25, 1998
Method for producing copper alloy materials for molds for continuous steel casting, and molds made of the materials
MITSUBISHI MATERIALS CORP19 citations88
US6682824B1Jan 27, 2004
Adhesion-resistant oxygen-free roughly drawn copper wire and method and apparatus for making the same
MITSUBISHI MATERIALS CORP7 citations71
US5391243AFeb 21, 1995
Method for producing wire for electric railways
MITSUBISHI MATERIALS CORP14 citations71
US7524356B2Apr 28, 2009
Method for manufacturing low-oxygen copper
MITSUBISHI MATERIALS CORP4 citations60
US6944930B2Sep 20, 2005
Method for manufacturing low-oxygen copper
MITSUBISHI MATERIALS CORP4 citations60
US6640876B2Nov 4, 2003
Method and apparatus for manufacturing copper and/or copper alloy ingot having no shrinkage cavity and having smooth surface without wrinkles
MITSUBISHI MATERIALS CORP5 citations60
US6589473B2Jul 8, 2003
Apparatus for manufacturing low-oxygen copper
MITSUBISHI MATERIALS CORP3 citations60