Assignee
HITACHI GLOBAL TECH NL BV
NL·10 granted patents·73 citations·filing 2001–2007
Top patents by PatentIndex Score
10 records- 0193US6950260B2Thermally assisted magnetic recording system and method of writing using magnetic and thermal gradientsHITACHI GLOBAL TECH NL BV·Filed 2001·Granted Sep 27, 2005·39 cites·13 claims
- 0275US7151653B2Depositing a pinned layer structure in a self-pinned spin valveHITACHI GLOBAL TECH NL BV·Filed 2004·Granted Dec 19, 2006·10 cites·16 claims
- 0370US7526856B2Method for fabricating a magnetic head using a ferrofluid maskHITACHI GLOBAL TECH NL BV·Filed 2006·Granted May 5, 2009·5 cites·20 claims
- 0470US6937422B2Self-monitoring and self-healing of frequency specific position errors in a data storage deviceHITACHI GLOBAL TECH NL BV·Filed 2002·Granted Aug 30, 2005·7 cites·58 claims
- 0563US6985330B2High efficiency side-by-side thin film head utilizing canted shield yokesHITACHI GLOBAL TECH NL BV·Filed 2003·Granted Jan 10, 2006·4 cites·19 claims
- 0661US6687069B2Methods, apparatus and program products for determining off-track time shift estimates to be used in writing timing patterns on a storage mediumHITACHI GLOBAL TECH NL BV·Filed 2001·Granted Feb 3, 2004·3 cites·12 claims
- 0759US7089353B2Radial self-propagation pattern generation for disk file servowritingHITACHI GLOBAL TECH NL BV·Filed 2002·Granted Aug 8, 2006·3 cites·24 claims
- 0851US7301735B2Higher flip threshold structure for in-stack bias layerHITACHI GLOBAL TECH NL BV·Filed 2004·Granted Nov 27, 2007·1 cites·11 claims
- 0949US7206169B2Sacrificial anode in a kerf for corrosion protection during slider fabricationHITACHI GLOBAL TECH NL BV·Filed 2003·Granted Apr 17, 2007·1 cites·16 claims
- 1048US7894158B2Magnetic disk apparatusHITACHI GLOBAL TECH NL BV·Filed 2007·Granted Feb 22, 2011·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when HITACHI GLOBAL TECH NL BV files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →