Inventor
HOELZEL CHARLES B
4 patents
Patents
4 patentsUS4143666AMar 13, 1979
Smoking material
PHILIP MORRIS INC157 citations95
US4022223AMay 10, 1977
Smoking article
PHILIP MORRIS INC32 citations91
US4034764AJul 12, 1977
Smoking material and method for its preparation
PHILIP MORRIS INC15 citations72
US3977417AAug 31, 1976
Smoking article and process for filtering tobacco smoke employing a cross-linked organic oil filter material
PHILIP MORRIS INC6 citations60