Inventor · disambiguated record
Donna Walker Duggins
Also filed as: DUGGINS DONNA WALKER
6 granted patents·4 pending applications·76 citations·filing 2012–2025
83Inventor score
Top patents by PatentIndex Score
10 records- 0195US11819055B2Aerosol delivery device with multiple aerosol delivery pathwaysRAI STRATEGIC HOLDINGS INC·Filed 2020·Granted Nov 21, 2023·3 cites·14 claims
- 0294US10786010B2Aerosol delivery device with multiple aerosol delivery pathwaysRAI STRATEGIC HOLDINGS INC·Filed 2017·Granted Sep 29, 2020·16 cites·25 claims
- 0392US9763928B2Multi-layer nicotine-containing pharmaceutical compositionDUGGINS DONNA WALKER·Filed 2012·Granted Sep 19, 2017·35 cites·19 claims
- 0489US10154689B2Heat generation segment for an aerosol-generation system of a smoking articleREYNOLDS TOBACCO CO R·Filed 2015·Granted Dec 18, 2018·6 cites·23 claims
- 0580US9375033B2Tobacco-containing gel compositionREYNOLDS TOBACCO CO R·Filed 2014·Granted Jun 28, 2016·16 cites·36 claims
- 0670US2025255323A1Multi-layer smokeless tobacco compositionREYNOLDS TOBACCO CO R·Filed 2025·Application pending·0 cites
- 0756US2019090537A1Heat generation segment for an aerosol-generation system of a smoking articleREYNOLDS TOBACCO CO R·Filed 2018·Application pending·0 cites
- 0855US2017065000A1Electrically-powered aerosol delivery systemRAI STRATEGIC HOLDINGS INC·Filed 2016·Application pending·0 cites
- 0949US12285025B2Multi-layer smokeless tobacco compositionDUGGINS DONNA WALKER·Filed 2012·Granted Apr 29, 2025·0 cites·6 claims
- 1047US2017360767A1Multi-layer nicotine-containing pharmaceutical compositionNICONOVUM USA INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →