Inventor
CROLL DAVID
DE5 patents
⚠️ This page may combine multiple inventors who share the name “CROLL DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIP MORRIS USA INC
4 patentsUS9730468B2Aug 15, 2017
Smoking article with heat resistant sheet material
PHILIP MORRIS USA INC29 citations92
US11224249B2Jan 18, 2022
Smoking article with heat resistant sheet material
PHILIP MORRIS USA INC1 citations71
US10314331B2Jun 11, 2019
Smoking article with heat resistant sheet material
PHILIP MORRIS USA INC3 citations71
US12075817B2Sep 3, 2024
Smoking article with heat resistant sheet material
PHILIP MORRIS USA INC0 citations61