Inventor
MIYAUCHI TEIICHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “MIYAUCHI TEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
11 patentsUS6483741B1Nov 19, 2002
Magnetization drive method, magnetic functional device, and magnetic apparatus
SONY CORP127 citations97
US5274521ADec 28, 1993
Planar thin film magnetic head
SONY CORP52 citations95
US6621666B2Sep 16, 2003
Magnetoresistive-effect element having electrode layers oppositely disposed on main surfaces of a magnetoresistive-effect thin film having hard magnetic bias layers with a particular resistivity
SONY CORP25 citations92
US5625725AApr 29, 1997
Magneto-optical pickup device having phase compensating circuitry
SONY CORP39 citations92
US5274520ADec 28, 1993
Thin film magnetic head
SONY CORP21 citations92
US5065390ANov 12, 1991
Optical playback head
SONY CORP28 citations92
US7297423B2Nov 20, 2007
Printed circuit board
SONY CORP12 citations83
US7002777B2Feb 21, 2006
Tape drive head with lower core layer side inclined at angle equal to or greater than azimuth angle and aligned with upper core layer edge
SONY CORP15 citations83
US5805744ASep 8, 1998
Magneto-optical pickup device having phase compensating circuitry
SONY CORP4 citations63
US6368519B1Apr 9, 2002
Etching method and a method of manufacturing a magnetic head
SONY CORP4 citations58
US7457079B2Nov 25, 2008
Magnetic head with rectangular-shaped planar spiral coil and leading core width smaller than trailing core width
SONY CORP0 citations40