Inventor · disambiguated record

John K. Dufrene

Also filed as: DUFRENE JOHN K

1 granted patent·30 citations·filing 1991–1991

44Inventor score
Technology areasF21V
Files withDUFRENE JOHN K1

Top patents by PatentIndex Score

1 record

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