Inventor · disambiguated record

Masayoshi Tatsumi

Also filed as: TATSUMI MASAYOSHI

2 granted patents·51 citations·filing 1980–1984

64Inventor score

Technology areasG01R Y10T

Files withSUMITOMO ELECTRIC INDUSTRIES2

Top patents by PatentIndex Score

2 records

0183US4465969AVoltage and electric field measuring device using lightSUMITOMO ELECTRIC INDUSTRIES·Filed 1980·Granted Aug 14, 1984·41 cites·5 claims
0247US4613486ASemiconductor boule pulling rodSUMITOMO ELECTRIC INDUSTRIES·Filed 1984·Granted Sep 23, 1986·10 cites·8 claims

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