Inventor
BERGER ANDREAS KLAUS
US10 patents
⚠️ This page may combine multiple inventors who share the name “BERGER ANDREAS KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
7 patentsUS7498092B2Mar 3, 2009
Perpendicular magnetic recording medium with magnetic torque layer coupled to the perpendicular recording layer
HITACHI GLOBAL STORAGE TECH21 citations92
US7582368B2Sep 1, 2009
Perpendicular magnetic recording medium with an exchange-spring recording structure and a lateral coupling layer for increasing intergranular exchange coupling
HITACHI GLOBAL STORAGE TECH27 citations91
US7638210B2Dec 29, 2009
Perpendicular magnetic recording medium with exchange-coupled magnetic layers and improved coupling layer
HITACHI GLOBAL STORAGE TECH10 citations83
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
US7572526B2Aug 11, 2009
Perpendicular magnetic recording medium with exchange-spring structure having multiple exchange-spring layers and recording system for the medium
HITACHI GLOBAL STORAGE TECH16 citations83
US7514162B2Apr 7, 2009
Perpendicular magnetic recording medium with metamagnetic antiferromagnetically-coupled layer between the soft underlayer and recording layer
HITACHI GLOBAL STORAGE TECH10 citations83
US7550210B2Jun 23, 2009
Perpendicular magnetic recording medium with multiple exchange-coupled magnetic layers having substantially similar anisotropy fields
HITACHI GLOBAL STORAGE TECH16 citations82
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
US8021769B2Sep 20, 2011
Patterned perpendicular magnetic recording medium with exchange coupled recording layer structure and magnetic recording system using the medium
HITACHI GLOBAL STORAGE TECH NL5 citations62