Inventor · disambiguated record
Toyomi Ohsawa
Also filed as: OHSAWA TOYOMI
9 granted patents·1 pending application·70 citations·filing 1998–2008
87Inventor score
Top patents by PatentIndex Score
10 records- 0190US7385777B2Data storage device with heater, and control method therefor with timing controlHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 10, 2008·12 cites·20 claims
- 0289US7864474B2Disk drive and control method thereofHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Jan 4, 2011·13 cites·20 claims
- 0385US7969681B2Disk drive and control method thereofHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Jun 28, 2011·7 cites·11 claims
- 0484US7525752B2Media drive and control method for the sameHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Apr 28, 2009·6 cites·22 claims
- 0583US7457067B2Method of controlling a recording current, and magnetic disk deviceHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Nov 25, 2008·6 cites·17 claims
- 0681US7852583B2Disk drive device, altitude determination method therefore and method for determining characteristic of head element portionHITACHI GLOBAL STORAGE TECH NL·Filed 2008·Granted Dec 14, 2010·5 cites·16 claims
- 0780US7369349B2Data storage device with heater, and control method therefor involving different control modesHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted May 6, 2008·4 cites·17 claims
- 0868US7417209B2Recording disk drive with reduced noise thermal flyheight controlHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Aug 26, 2008·1 cites·9 claims
- 0948US6466409B1Negative pressure slider with temperature-insensitive flying height for disk storage deviceIBM·Filed 1998·Granted Oct 15, 2002·16 cites·10 claims
- 1048US2008192379A1Manufacturing method for magnetic disk driveKURITA MASAYUKI·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →