Inventor
NISHIYAMA TOSHIKAZU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “NISHIYAMA TOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
10 patentsUS5591276AJan 7, 1997
Magnetic alloy with ultrafine crystal grains and method of producing same
HITACHI METALS LTD25 citations92
US5008767AApr 16, 1991
Flying-type composite magnetic head having magnetic core with improved flatness of air-bearing surface
HITACHI METALS LTD22 citations92
US4918555AApr 17, 1990
Magnetic head containing an Fe-base soft magnetic alloy layer
HITACHI METALS LTD23 citations92
US6448863B1Sep 10, 2002
Differential transmission cable and joint with specific distances
HITACHI METALS LTD38 citations89
US6169826B1Jan 2, 2001
Optical switch
HITACHI METALS LTD53 citations88
US5290738AMar 1, 1994
Material for nonmagnetic oxide substrate and magnetic head
HITACHI METALS LTD8 citations73
US5151137ASep 29, 1992
Soft magnetic alloy with ultrafine crystal grains and method of producing same
HITACHI METALS LTD11 citations73
US4805059AFeb 14, 1989
Magnetic head having MnO/NiO-based nonmagnetic substrate
HITACHI METALS LTD8 citations72
US5057374AOct 15, 1991
Mno/nio-based nonmagnetic substrate material
HITACHI METALS LTD3 citations61
US5010431AApr 23, 1991
Flying-type composite magnetic head
HITACHI METALS LTD4 citations61