Inventor · disambiguated record

Francis E. Brown

Also filed as: BROWN FRANCIS E

1 granted patent·22 citations·filing 1992–1992

41Inventor score

Technology areasF01M

Files withPENNZOIL PROD CO1

Top patents by PatentIndex Score

1 record

0156US5320761ALubricant fluid composition and methods for reducing frictional losses therewith in internal combustion enginesPENNZOIL PROD CO·Filed 1992·Granted Jun 14, 1994·22 cites·7 claims

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