Inventor
KUWASHIMA TETSUYA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “KUWASHIMA TETSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
20 patentsUS7057859B2Jun 6, 2006
Magneto-resistive device with reduced susceptibility to ion beam damage
TDK CORP20 citations92
US6669983B2Dec 30, 2003
Manufacturing method of thin-film magnetic head with magnetoresistive effect element
TDK CORP44 citations92
US7784171B2Aug 31, 2010
Method of manufacturing a magneto-resistive device
TDK CORP6 citations74
US7436633B2Oct 14, 2008
Thin-film magnetic head, head gimbal assembly and hard disk system
TDK CORP8 citations74
US7312961B2Dec 25, 2007
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus
TDK CORP7 citations74
US7308751B2Dec 18, 2007
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus
TDK CORP8 citations74
US7542245B2Jun 2, 2009
Composite thin-film magnetic head with non-magnetic conductive layer to balance parasitic capacitances
TDK CORP7 citations73
US7253994B2Aug 7, 2007
Magnetic head, head suspension assembly and magnetic disk apparatus
TDK CORP7 citations73
US7978438B2Jul 12, 2011
Thin-film magnetic head with shield layer profile having obtuse or rounded corners, magnetic head assembly, magnetic disk drive apparatus and manufacturing method of thin-film magnetic head
TDK CORP4 citations63
US7933099B2Apr 26, 2011
Thin-film magnetic head having electric lapping guide and method of making the same
TDK CORP2 citations63
US7743666B2Jun 29, 2010
Tunneling effect element and physical quantity to electrical quantity transducer
TDK CORP2 citations63
US7583462B2Sep 1, 2009
Head amplifier with a heat controller
TDK CORP4 citations63
US7911745B2Mar 22, 2011
Thin-film magnetic head comprising a magneto-resistive effect device of the CPP structure including a re-magnetizing bias layer and magnetic disk system
TDK CORP3 citations62
US7894168B2Feb 22, 2011
Thin-film magnetic head comprising a magneto-resistive effect device of a CPP structure and having a shunting layer
TDK CORP3 citations62
US7672087B2Mar 2, 2010
Magnetoresistive effect element having bias layer with internal stress controlled
TDK CORP3 citations62
US7672084B2Mar 2, 2010
Composite thin-film magnetic head with non-magnetic conductive layer electrically connected with lower pole layer to increase counter electrode area
TDK CORP2 citations62
US7520165B2Apr 21, 2009
Micro structure, cantilever, scanning probe microscope and a method of measuring deformation quantity for the fine structure
TDK CORP0 citations52
US7192676B2Mar 20, 2007
Magneto-resistance effect element bar exposure method
TDK CORP1 citations49
US6700740B2Mar 2, 2004
Thin-film magnetic head and method of manufacturing same
TDK CORP0 citations42
US7916434B2Mar 29, 2011
Tunnel magnetoresistive effect element with limited electric popping output voltage
TDK CORP0 citations41