Inventor
DWYER ROWLAND W
US6 patents
⚠️ This page may combine multiple inventors who share the name “DWYER ROWLAND W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIP MORRIS USA INC
3 patentsUS7878963B2Feb 1, 2011
Smoking article with a restrictor
PHILIP MORRIS USA INC7 citations83
US8353298B2Jan 15, 2013
Smoking article with impaction filter segment
PHILIP MORRIS USA INC8 citations81
US7866324B2Jan 11, 2011
Cigarette and filter with cellulosic flavor addition
PHILIP MORRIS USA INC6 citations59