Inventor · disambiguated record
Naoaki Umezu
Also filed as: UMEZU NAOAKI
1 granted patent·13 citations·filing 1990–1990
34Inventor score
Technology areasH01J
Files withTOSHIBA KK1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →