Inventor
KUDO KAZUE
JP42 patents
⚠️ This page may combine multiple inventors who share the name “KUDO KAZUE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
12 patentsUS7646564B2Jan 12, 2010
Perpendicular magnetic recording head for high frequency drive
HITACHI GLOBAL STORAGE TECH27 citations92
US7054106B2May 30, 2006
Magnetic head and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH9 citations74
US7310203B2Dec 18, 2007
Thin film magnetic head having magnetic pole edge layer for achieving both improvement of recording magnetic field and reduction of unnecessary leakage magnetic field, and method of manufacturing same
HITACHI GLOBAL STORAGE TECH7 citations73
US7995311B2Aug 9, 2011
Magnetic shield, manufacturing method thereof and thin film magnetic head employing the same
HITACHI GLOBAL STORAGE TECH3 citations62
US7679860B2Mar 16, 2010
Thin film magnetic head with layer having high saturation magnetic flux density, and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH2 citations62
US7485378B2Feb 3, 2009
Magnetic thin film head
HITACHI GLOBAL STORAGE TECH2 citations62
US7551395B2Jun 23, 2009
Main pole structure coupled with trailing gap for perpendicular recording
HITACHI GLOBAL STORAGE TECH2 citations61
US7515380B2Apr 7, 2009
Magnetic head and method for production therefor
HITACHI GLOBAL STORAGE TECH3 citations61
US7267757B2Sep 11, 2007
Magnetic head utilizing a CoNiFe alloy with 60-80 weight percent Fe and method for production therefor
HITACHI GLOBAL STORAGE TECH4 citations61
US7333301B2Feb 19, 2008
Magnetic recording head and method for manufacturing
HITACHI GLOBAL STORAGE TECH0 citations52
US7150819B2Dec 19, 2006
Structure and plating method of thin film magnetic head and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH0 citations52
US7589937B2Sep 15, 2009
Thin film magnetic head with high Fe alloy plating film and manufacturing method thereof
HITACHI GLOBAL STORAGE TECH0 citations51
HITACHI LTD
7 patentsUS6723449B2Apr 20, 2004
Structure and plating method of thin film magnetic head and magnetic storage apparatus
HITACHI LTD12 citations73
US6563677B2May 13, 2003
Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing head
HITACHI LTD11 citations73
US6385015B2May 7, 2002
Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing head
HITACHI LTD10 citations73
US6337784B2Jan 8, 2002
Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing head
HITACHI LTD6 citations73
US6317301B2Nov 13, 2001
Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing head
HITACHI LTD9 citations73
US6795272B2Sep 21, 2004
Thin film magnetic head and magnetic storage apparatus
HITACHI LTD6 citations63
US6794063B2Sep 21, 2004
Thin film magnetic head and method of fabricating the head
HITACHI LTD5 citations63
HGST Netherlands BV
5 patentsUS9406316B2Aug 2, 2016
Asymmetric MAMR head with self-aligned spin torque oscillator along flare edge for shingled magnetic recording
HGST Netherlands BV21 citations92
US8929027B1Jan 6, 2015
Magnetic write head with tapered side gap for reduced far track interference
HGST Netherlands BV12 citations83
US8804282B1Aug 12, 2014
Magnetic write head having a hybrid material main pole for high frequency recording
HGST Netherlands BV5 citations72
US9076466B2Jul 7, 2015
Asymmetric trailing shield writer for shingled magnetic recording (SMR)
HGST Netherlands BV2 citations62
US9047889B1Jun 2, 2015
Perpendicular magnetic recording head having a trailing side taper angle which is less than a leading side taper angle
HGST Netherlands BV3 citations60
TOMY KOGYO CO
4 patentsHITACHI GLOBAL STORAGE TECH NL
2 patentsUS7842408B2Nov 30, 2010
Magnetic film, manufacturing method thereof and thin film magnetic head
HITACHI GLOBAL STORAGE TECH NL4 citations62
US8351156B2Jan 8, 2013
Perpendicular magnetic recording head having a main pole and first and second magnetic films peripheral to the main pole and having different depths from an air bearing surface
HITACHI GLOBAL STORAGE TECH NL2 citations61
ASAHI INTECC CO LTD
2 patentsMARUYAMA YOHJI
2 patentsUS8542462B2Sep 24, 2013
Perpendicular magnetic recording head having a non-magnetic film recessed from the air bearing surface for improved high-density magnetic recording
MARUYAMA YOHJI3 citations60
US8300358B2Oct 30, 2012
Magnetic head having write pole, first soft magnetic films separately disposed on both sides of the main pole, and a second soft magnetic film disposed on a trailing side of the main pole
MARUYAMA YOHJI4 citations60