Inventor
HOSHINO KATSUMI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “HOSHINO KATSUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS6034847AMar 7, 2000
Apparatus and thin film magnetic head with magnetic membrane layers of different resistivity
HITACHI LTD64 citations96
US7061727B2Jun 13, 2006
Magnetoresistive head using multilayered varistor material
HITACHI LTD9 citations74
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
US6515837B1Feb 4, 2003
Magnetoresistive head and magnetic storage apparatus
HITACHI LTD11 citations72
HITACHI GLOBAL STORAGE TECH
5 patentsUS7440241B2Oct 21, 2008
Magnetoresistive head using longitudinal biasing method with 90-degree magnetic interlayer coupling and manufacturing method thereof
HITACHI GLOBAL STORAGE TECH10 citations84
US7733614B2Jun 8, 2010
Magneto-resistive head having a stable response property without longitudinal biasing and method for manufacturing the same
HITACHI GLOBAL STORAGE TECH4 citations63
US7697245B2Apr 13, 2010
CPP-GMR magnetic head having GMR-screen layer
HITACHI GLOBAL STORAGE TECH2 citations63
US7443636B2Oct 28, 2008
Magnetic head having layered film with tilted crystalline grain structure
HITACHI GLOBAL STORAGE TECH3 citations63
US7440240B2Oct 21, 2008
Magnetic head with domain stabilization and magnetic recording/reproducing apparatus using the same
HITACHI GLOBAL STORAGE TECH1 citations52
HGST Netherlands BV
5 patentsUS9099123B1Aug 4, 2015
Magnetic sensor having optimal free layer back edge shape and extended pinned layer
HGST Netherlands BV10 citations83
US8873203B2Oct 28, 2014
Magnetic head having a soft magnetic layer formed behind a tunneling magnetoresistance (TMR) sensor in an element height direction
HGST Netherlands BV4 citations72
US8976492B1Mar 10, 2015
Magnetic head having two domain control layers for stabilizing magnetization of the hard bias layer
HGST Netherlands BV3 citations61
US9019649B2Apr 28, 2015
Error recovery based on applying current/voltage to a heating element of a magnetic head
HGST Netherlands BV0 citations51
US8760821B1Jun 24, 2014
Higher stability read head using a read sensor with a flat back edge
HGST Netherlands BV1 citations51
SATO YO
3 patentsUS8570689B2Oct 29, 2013
Differential magnetoresistive effect head and magnetic recording/reading device
SATO YO16 citations83
US8778515B2Jul 15, 2014
Magneto-resistive effect element, magnetic head, and magnetic recording/reading apparatus
SATO YO2 citations62
US8081402B2Dec 20, 2011
Magnetoresistive head having a current screen layer for confining current therein and method of manufacture thereof
SATO YO0 citations51
HITACHI GLOBAL STORAGE TECH NL
2 patentsUS7859797B2Dec 28, 2010
Magnetoresistive head and magnetic storage apparatus
HITACHI GLOBAL STORAGE TECH NL12 citations84
US7876536B2Jan 25, 2011
Multilayered film having crystal grains grown at an inclination to a substrate, and magnetoresistive head using the film
HITACHI GLOBAL STORAGE TECH NL1 citations52