Inventor
MARGULIES DAVID THOMAS
US18 patents
⚠️ This page may combine multiple inventors who share the name “MARGULIES DAVID THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
8 patentsUS6773834B2Aug 10, 2004
Laminated magnetic recording media with antiferromagnetically coupled layer as one of the individual magnetic layers in the laminate
HITACHI GLOBAL STORAGE TECH29 citations92
US7425377B2Sep 16, 2008
Incoherently-reversing magnetic laminate with exchange coupled ferromagnetic layers
HITACHI GLOBAL STORAGE TECH21 citations91
US6723450B2Apr 20, 2004
Magnetic recording medium with antiparallel coupled ferromagnetic films as the recording layer
HITACHI GLOBAL STORAGE TECH34 citations91
US7588841B2Sep 15, 2009
Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer
HITACHI GLOBAL STORAGE TECH13 citations83
US6670032B2Dec 30, 2003
Oriented magnetic medium on a nonmetallic substrate
HITACHI GLOBAL STORAGE TECH7 citations73
US7556870B2Jul 7, 2009
Antiferromagnetically coupled media for magnetic recording with weak coupling layer
HITACHI GLOBAL STORAGE TECH6 citations61
US7479332B2Jan 20, 2009
Method and apparatus for improving signal-to-noise ratio in longitudinal recording media
HITACHI GLOBAL STORAGE TECH4 citations61
US6803119B2Oct 12, 2004
Oriented magnetic recording media on a nonmetallic substrate
HITACHI GLOBAL STORAGE TECH0 citations51
IBM
7 patentsUS6537684B1Mar 25, 2003
Antiferromagnetically coupled magnetic recording media with boron-free first ferromagnetic film as nucleation layer
IBM42 citations92
US6440589B1Aug 27, 2002
Magnetic media with ferromagnetic overlay materials for improved thermal stability
IBM41 citations92
US6383668B1May 7, 2002
Magnetic recording media with antiferromagnetically coupled host layer for the magnetic recording layer
IBM47 citations92
US6372330B1Apr 16, 2002
Laminated magnetic recording media with antiferromagnetically coupled layers as the individual magnetic layers in the laminate
IBM44 citations92
US6721144B2Apr 13, 2004
Spin valves with co-ferrite pinning layer
IBM14 citations82
US6183832B1Feb 6, 2001
CoCrPtB alloys with increased boron content and method of producing same
IBM16 citations82
US6928723B2Aug 16, 2005
Method for making a magnetoresistive sensor having a cobalt-ferrite pinning layer
IBM3 citations61
HITACHI GLOBAL STORAGE TECH NL
2 patentsUS7846563B2Dec 7, 2010
Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer
HITACHI GLOBAL STORAGE TECH NL8 citations83
US7976964B2Jul 12, 2011
Disk drive with laminated magnetic thin films with sublayers for magnetic recording
HITACHI GLOBAL STORAGE TECH NL0 citations51