Inventor · disambiguated record
Kazuaki Usui
Also filed as: USUI KAZUAKI
6 granted patents·86 citations·filing 2000–2011
83Inventor score
Top patents by PatentIndex Score
6 records- 0192US6597532B1Information recording disk apparatusHITACHI LTD·Filed 2000·Granted Jul 22, 2003·44 cites·8 claims
- 0289US8559121B2System, method and apparatus for shingled magnetic recording in disk drivesSAITO KOSUKE·Filed 2011·Granted Oct 15, 2013·18 cites·17 claims
- 0385US7365933B2Servo information recording method, magnetic recording media, and magnetic disk apparatusHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Apr 29, 2008·7 cites·16 claims
- 0477US8059356B2Disk drive and method for head servo control of the disk driveSAKAGAMI CHIKAKO·Filed 2009·Granted Nov 15, 2011·5 cites·15 claims
- 0575US7561369B2Drive unitHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Jul 14, 2009·3 cites·3 claims
- 0663US7073037B2System for controlling host access to a storage device based on physical characteristics of the storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jul 4, 2006·9 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →