Inventor · disambiguated record
Robert R. Johnson
Also filed as: JOHNSON ROBERT R · JOHNSON ROBERT REINER
19 granted patents·479 citations·filing 1971–1994
96Inventor score
Top patents by PatentIndex Score
19 records- 0191US4256122ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1979·Granted Mar 17, 1981·79 cites·9 claims
- 0287US4917121ASmoking articleBROWN & WILLIAMSON TOBACCO CORP·Filed 1988·Granted Apr 17, 1990·97 cites·9 claims
- 0383US4955397ACigaretteBROWN & WILLIAMSON TOBACCO CORP·Filed 1989·Granted Sep 11, 1990·68 cites·10 claims
- 0474US4646762ACigarette having a mouthpieceBROWN & WILLIAMSON TOBACCO CORP·Filed 1983·Granted Mar 3, 1987·38 cites·16 claims
- 0565US4019520ATobacco substitute containing boric oxide, boron oxyacids, and ammonium, alkali metal, or alkaline earth metal salts of boron oxyacidsBROWN & WILLIAMSON TOBACCO CORP·Filed 1974·Granted Apr 26, 1977·21 cites·33 claims
- 0664US4362171ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1980·Granted Dec 7, 1982·24 cites·6 claims
- 0756US4681125AMouthpiece for tobacco smoke articleBROWN & WILLIAMSON TOBACCO CORP·Filed 1985·Granted Jul 21, 1987·21 cites·7 claims
- 0855US4542754AFiltered cigaretteBROWN & WILLIAMSON TOBACCO CORP·Filed 1983·Granted Sep 24, 1985·16 cites·11 claims
- 0954US5082008ASmoking articleJOHNSON ROBERT R·Filed 1988·Granted Jan 21, 1992·19 cites·8 claims
- 1051US4387728ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1981·Granted Jun 14, 1983·15 cites·5 claims
- 1149US5558113AWire strand cleanerOSRAM SYLVANIA INC·Filed 1994·Granted Sep 24, 1996·11 cites·4 claims
- 1248US4365641ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1981·Granted Dec 28, 1982·10 cites·25 claims
- 1348US4362172ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1980·Granted Dec 7, 1982·12 cites·8 claims
- 1448US4338956ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1980·Granted Jul 13, 1982·12 cites·7 claims
- 1547US4608999ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1984·Granted Sep 2, 1986·11 cites·13 claims
- 1642US4498488ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1980·Granted Feb 12, 1985·7 cites·9 claims
- 1741US4545391ACigarette filterBROWN & WILLIAMSON TOBACCO CORP·Filed 1983·Granted Oct 8, 1985·7 cites·7 claims
- 1840US4898191ASmoking deviceBROWN & WILLIAMSON TOBACCO CORP·Filed 1988·Granted Feb 6, 1990·8 cites·10 claims
- 1934US3957060ATobacco treatmentBROWN & WILLIAMSON TOBACCO CORP·Filed 1971·Granted May 18, 1976·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →