Inventor
WATABE YUICHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “WATABE YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
13 patentsUS7245454B2Jul 17, 2007
Magnetic head for vertical magnetic recording including main pole layer having varying width and thickness, head gimbal assembly, and hard disk drive
TDK CORP44 citations92
US6922316B2Jul 26, 2005
Thin-film magnetic head and method of manufacturing same
TDK CORP20 citations92
US7457080B2Nov 25, 2008
Perpendicular magnetic recording head, method of manufacturing the same, and magnetic recording apparatus
TDK CORP29 citations91
US7974046B2Jul 5, 2011
Thin-film magnetic head with heating portion and protrusion adjustment portion, head gimbal assembly equipped head, magnetic recording/reproducing apparatus equipped HGA, and manufacturing method of head
TDK CORP17 citations84
US7219414B2May 22, 2007
Method of manufacturing magnetic head for perpendicular magnetic recording
TDK CORP16 citations84
US6850390B2Feb 1, 2005
Thin-film magnetic head and method of manufacturing same
TDK CORP9 citations74
US7518826B2Apr 14, 2009
Perpendicular magnetic recording head and magnetic recording apparatus
TDK CORP7 citations73
US7433152B2Oct 7, 2008
Perpendicular magnetic recording head, method of manufacturing the same, and magnetic recording apparatus
TDK CORP7 citations72
US7920357B2Apr 5, 2011
Magnetic recording method using ferromagnetic resonance and thin-film magnetic head for using the method
TDK CORP6 citations63
US7843667B2Nov 30, 2010
Thin film magnetic head, head gimbal assembly, head arm assembly and magnetic disk device
TDK CORP3 citations61
US7453668B2Nov 18, 2008
Thin film magnetic head, method of manufacturing the same, and magnetic recording apparatus
TDK CORP4 citations61
US7379268B2May 27, 2008
Thin-film magnetic head including non-magnetic layer for maintaining flatness of the top surface of pole portion layer
TDK CORP0 citations42
US7832085B2Nov 16, 2010
Method of manufacturing magnetic head and method of manufacturing magnetic head substructure
TDK CORP0 citations41