Inventor
THATCHER RICHARD E
US8 patents
⚠️ This page may combine multiple inventors who share the name “THATCHER RICHARD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIP MORRIS INC
7 patentsUS4278100AJul 14, 1981
Method and apparatus for separating tobacco from rejected cigarettes
PHILIP MORRIS INC31 citations91
US4475562AOct 9, 1984
Method and apparatus for separating tobacco mixture into lighter and heavier fractions
PHILIP MORRIS INC27 citations89
US4221035ASep 9, 1980
Apparatus for removal of plastic overwrap from reclaim tobacco
PHILIP MORRIS INC18 citations72
US3987727AOct 26, 1976
Apparatus for supplying printing ink to a printing unit
PHILIP MORRIS INC7 citations72
US4646759AMar 3, 1987
Vibrating trough tobacco separator and classifier
PHILIP MORRIS INC16 citations70
US4696312ASep 29, 1987
Method and apparatus for producing cigarette filler
PHILIP MORRIS INC15 citations69
US5076291ADec 31, 1991
Method and apparatus for detipping loose cigarettes
PHILIP MORRIS INC14 citations66