Inventor · disambiguated record
Dorothy M. Frank
Also filed as: FRANK DOROTHY M
4 granted patents·72 citations·filing 1984–1989
77Inventor score
Technology areasA24D
Files withBROWN & WILLIAMSON TOBACCO CORP4
Top patents by PatentIndex Score
4 records- 0166US4580584ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1984·Granted Apr 8, 1986·31 cites·8 claims
- 0259US5062434ACigarette paperBROWN & WILLIAMSON TOBACCO CORP·Filed 1989·Granted Nov 5, 1991·29 cites·5 claims
- 0337US4611607ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1985·Granted Sep 16, 1986·8 cites·12 claims
- 0431US4643206ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1985·Granted Feb 17, 1987·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →