Inventor
YATSU HIDEYUKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YATSU HIDEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
6 patentsUS7808742B2Oct 5, 2010
Thin-film magnetic head comprising shield/magnetic-pole layer having surface without right nor sharp angle
TDK CORP8 citations83
US7639451B2Dec 29, 2009
Thin-film magnetic head, head gimbal assembly, and hard disk system
TDK CORP18 citations83
US7862737B2Jan 4, 2011
Planarizing method
TDK CORP2 citations62
US7947434B2May 24, 2011
Process for forming a plated film, and process for fabricating a magnetic device and perpendicular magnetic recording head
TDK CORP0 citations41
US7782441B2Aug 24, 2010
Alignment method and apparatus of mask pattern
TDK CORP0 citations41
US7682923B2Mar 23, 2010
Method of forming metal trench pattern in thin-film device
TDK CORP0 citations41
WATANABE HISAYOSHI
3 patentsUS8529777B2Sep 10, 2013
Method of making a mask, method of patterning by using this mask and method of manufacturing a micro-device
WATANABE HISAYOSHI0 citations50
US8760805B2Jun 24, 2014
Thin film magnetic head, thin film magnetic head device, and magnetic recording/reproducing apparatus
WATANABE HISAYOSHI0 citations40
US8323517B2Dec 4, 2012
Method of forming magnetic pole section of perpendicular magnetic recording type thin-film magnetic head and manufacturing method of perpendicular magnetic recording type thin-film magnetic head
WATANABE HISAYOSHI0 citations39
HIRATA KEI
2 patentsUS8472137B2Jun 25, 2013
Magnetic head and method of manufacture thereof wherein the head includes a pole layer and non-magnetic layer having a continuous tapered face opposed to a trailing shield
HIRATA KEI9 citations82
US8072706B2Dec 6, 2011
Magnetic head for perpendicular magnetic recording and method of manufacturing same
HIRATA KEI4 citations60