Inventor · disambiguated record
Kazuhiko Washizu
Also filed as: WASHIZU KAZUHIKO
4 granted patents·1 pending application·38 citations·filing 2005–2007
75Inventor score
Files withHITACHI GLOBAL STORAGE TECH5
Top patents by PatentIndex Score
5 records- 0184US7518814B2Magnetic head tester and method of manufacturing magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Apr 14, 2009·6 cites·18 claims
- 0284US7271974B2Method of self servo write with low density gasHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Sep 18, 2007·18 cites·22 claims
- 0382US7573669B2Method and apparatus for writing pattern on diskHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Aug 11, 2009·8 cites·6 claims
- 0479US7423825B2Disk unit and manufacturing method thereofHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Sep 9, 2008·6 cites·28 claims
- 0545US2007253095A1Pattern write method and demagnetization state determination methodHITACHI GLOBAL STORAGE TECH·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →