Inventor · disambiguated record

Hirotaka Ozawa

Also filed as: OZAWA HIROTAKA

2 granted patents·24 citations·filing 1985–2001

60Inventor score

Technology areasG11B Y10T

Files withSONY CORP2

Top patents by PatentIndex Score

2 records

0183US6654337B2Magneto-optical recording medium having pit pitch greater than groove pitchSONY CORP·Filed 2001·Granted Nov 25, 2003·18 cites·12 claims
0229US4617714AProcess and apparatus for finishing a guide rollerSONY CORP·Filed 1985·Granted Oct 21, 1986·6 cites·13 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →