Inventor · disambiguated record
Vivian E. Willis
Also filed as: WILLIS VIVIAN E
4 granted patents·1 pending application·261 citations·filing 2002–2011
80Inventor score
Top patents by PatentIndex Score
5 records- 0192US6761174B2Cigarette and filter with downstream flavor additionPHILIP MORRIS INC·Filed 2002·Granted Jul 13, 2004·199 cites·44 claims
- 0288US8960199B2Smoking article with tobacco beadsZHUANG SHUZHONG·Filed 2011·Granted Feb 24, 2015·49 cites·10 claims
- 0373US7866324B2Cigarette and filter with cellulosic flavor additionPHILIP MORRIS USA INC·Filed 2006·Granted Jan 11, 2011·6 cites·15 claims
- 0462US7484511B2Cigarette and filter with downstream flavor additionPHILIP MORRIS USA INC·Filed 2004·Granted Feb 3, 2009·7 cites·12 claims
- 0550US2007000505A1Smoking article with tobacco beadsPHILIP MORRIS USA INC·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →