Inventor · disambiguated record

Roy E. Fielder

Also filed as: FIELDER ROY E

1 granted patent·54 citations·filing 1990–1990

49Inventor score
Technology areasA62B
Files withDONALDSON CO INC1

Top patents by PatentIndex Score

1 record

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