Inventor
UCHIDA NORIMASA
JP8 patents
Patents
8 patentsUS4880461ANov 14, 1989
Super hard high-speed tool steel
HITACHI METALS LTD69 citations94
US5651842AJul 29, 1997
High toughness high-speed steel member and manufacturing method
HITACHI METALS LTD30 citations92
US5252119AOct 12, 1993
High speed tool steel produced by sintering powder and method of producing same
HITACHI METALS LTD53 citations92
US5063116ANov 5, 1991
Wire for dot printer
HITACHI METALS LTD22 citations91
US4116684ASep 26, 1978
High speed tool steel having high toughness
HITACHI METALS LTD29 citations80
US5403372AApr 4, 1995
Vane material, vane, and method of producing vane
HITACHI METALS LTD16 citations72
US5754935AMay 19, 1998
Vane material and process for preparing same
HITACHI METALS LTD4 citations60
US4400222AAug 23, 1983
Method for treating surfaces
HITACHI METALS LTD0 citations50