Inventor
KOHARA TOSHIMITSU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KOHARA TOSHIMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOBE STEEL LTD
9 patentsUS7241492B2Jul 10, 2007
Multilayered film having excellent wear resistance, heat resistance and adhesion to substrate and method for producing the same
KOBE STEEL LTD27 citations92
US7169485B2Jan 30, 2007
Multilayer coating excellent in wear resistance and heat resistance
KOBE STEEL LTD28 citations92
US7531212B2May 12, 2009
Process for producing an alumina coating comprised mainly of α crystal structure
KOBE STEEL LTD18 citations91
US6716540B2Apr 6, 2004
Multilayer film formed body
KOBE STEEL LTD28 citations91
US6156170ADec 5, 2000
Magnetron sputtering apparatus
KOBE STEEL LTD30 citations91
US7955722B2Jun 7, 2011
Protective alumina film and production method thereof
KOBE STEEL LTD8 citations83
US7776393B2Aug 17, 2010
Methods of producing an alumina film mainly in alpha crystal structure and the multilayer film thereof
KOBE STEEL LTD5 citations62
US6749730B2Jun 15, 2004
Sputter device
KOBE STEEL LTD3 citations61
US7967957B2Jun 28, 2011
Method for preparing alumna coating film having alpha-type crystal structure as primary structure
KOBE STEEL LTD0 citations50