Inventor
YAMAGATA KAZUO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGATA KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
9 patentsUS5503912AApr 2, 1996
Ultra-thin film laminate
SUMITOMO ELECTRIC INDUSTRIES173 citations98
US7060345B2Jun 13, 2006
Coated tool
SUMITOMO ELECTRIC INDUSTRIES72 citations97
US6187421B1Feb 13, 2001
Coated tool of cemented carbide
SUMITOMO ELECTRIC INDUSTRIES62 citations96
US5478634ADec 26, 1995
Ultra-thin film laminate
SUMITOMO ELECTRIC INDUSTRIES75 citations96
US6077596AJun 20, 2000
Coated hard tool having multi-layer coating
SUMITOMO ELECTRIC INDUSTRIES74 citations95
US7090914B2Aug 15, 2006
Coated cutting tool
SUMITOMO ELECTRIC INDUSTRIES52 citations92
US5624766AApr 29, 1997
Cemented carbide and coated cemented carbide for cutting tool
SUMITOMO ELECTRIC INDUSTRIES44 citations92
US5266389ANov 30, 1993
Surface-coated hard material for cutting tools or wear resistance tools
SUMITOMO ELECTRIC INDUSTRIES19 citations82
US6592726B1Jul 15, 2003
Vacuum arc evaporation method, vacuum arc evaporation system, and rotary cutting tool
SUMITOMO ELECTRIC INDUSTRIES11 citations73