Inventor · disambiguated record

Keizo Ishikawa

Also filed as: ISHIKAWA KEIZO

2 granted patents·45 citations·filing 19791985

63Inventor score
Technology areasE01DE04C
Files withJAPAN NATIONAL RAILWAY1OILES CO LTD1

Top patents by PatentIndex Score

2 records

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