P

Inventor

DUGGINS DONNA WALKER

US7 patents
⚠️ This page may combine multiple inventors who share the name “DUGGINS DONNA WALKER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RAI STRATEGIC HOLDINGS INC

3 patents
US10786010B2Sep 29, 2020

Aerosol delivery device with multiple aerosol delivery pathways

RAI STRATEGIC HOLDINGS INC16 citations93
US11819055B2Nov 21, 2023

Aerosol delivery device with multiple aerosol delivery pathways

RAI STRATEGIC HOLDINGS INC3 citations72
US12575603B2Mar 17, 2026

Aerosol delivery device with multiple aerosol delivery pathways

RAI STRATEGIC HOLDINGS INC0 citations62

DUGGINS DONNA WALKER

2 patents
US9763928B2Sep 19, 2017

Multi-layer nicotine-containing pharmaceutical composition

DUGGINS DONNA WALKER35 citations91
US12285025B2Apr 29, 2025

Multi-layer smokeless tobacco composition

DUGGINS DONNA WALKER0 citations49

REYNOLDS TOBACCO CO R

2 patents
US9375033B2Jun 28, 2016

Tobacco-containing gel composition

REYNOLDS TOBACCO CO R16 citations76
US10154689B2Dec 18, 2018

Heat generation segment for an aerosol-generation system of a smoking article

REYNOLDS TOBACCO CO R6 citations71