Inventor · disambiguated record

Johan F. G. Van Velzen

Also filed as: VAN VELZEN JOHAN F G

1 granted patent·0 citations·filing 1985–1985

8Inventor score
Technology areasC09K
Files withSHELL OIL CO1

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1 record

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