Inventor · disambiguated record
Masayoshi Kumagawa
Also filed as: KUMAGAWA MASAYOSHI
2 granted patents·5 citations·filing 2000–2000
49Inventor score
Files withSONY CORP2
Top patents by PatentIndex Score
2 records- 0152US6671455B1Magnetic recording apparatus and method therefor, and magnetic recording and reproduction apparatus and method thereforSONY CORP·Filed 2000·Granted Dec 30, 2003·2 cites·12 claims
- 0250US6718120B1Magnetic recording and reproduction method and apparatusSONY CORP·Filed 2000·Granted Apr 6, 2004·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →