Inventor
WINTERSON WARREN D
US20 patents
⚠️ This page may combine multiple inventors who share the name “WINTERSON WARREN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIP MORRIS INC
9 patentsUS4874000AOct 17, 1989
Method and apparatus for drying and cooling extruded tobacco-containing material
PHILIP MORRIS INC280 citations98
US5335590AAug 9, 1994
Apparatus for treatment of solid material
PHILIP MORRIS INC57 citations93
US4936920AJun 26, 1990
High void volume/enhanced firmness tobacco rod and method of processing tobacco
PHILIP MORRIS INC64 citations92
US5383479AJan 24, 1995
Process for adjusting the moisture content of tobacco
PHILIP MORRIS INC33 citations91
US5515775AMay 14, 1996
Apparatus for treatment of solid material
PHILIP MORRIS INC44 citations90
US5346057ASep 13, 1994
Conveyor belt for treatment of particulate solid material
PHILIP MORRIS INC51 citations86
US5526581AJun 18, 1996
Process for adjusting the moisture content of organic materials
PHILIP MORRIS INC10 citations72
US5865187AFeb 2, 1999
Method and apparatus for expanding tobacco
PHILIP MORRIS INC5 citations69
US5582193ADec 10, 1996
Method and apparatus for expanding tobacco
PHILIP MORRIS INC9 citations69
PHILIP MORRIS USA INC
6 patentsUS7950399B2May 31, 2011
Non-tobacco pouch product
PHILIP MORRIS USA INC85 citations96
US7980251B2Jul 19, 2011
Method of making pouched tobacco product
PHILIP MORRIS USA INC37 citations95
US9345267B2May 24, 2016
Oral pouch product with flavored wrapper
PHILIP MORRIS USA INC3 citations72
US9061824B2Jun 23, 2015
Oral pouch product with flavored wrapper
PHILIP MORRIS USA INC4 citations72
US7052581B2May 30, 2006
Process of producing magnesium ammonium phosphate in monohydrate form (dittmarite)
PHILIP MORRIS USA INC5 citations61
US7833385B2Nov 16, 2010
Processes of making monohydrate form of magnesium ammonium phosphate and processes of making paper using same
PHILIP MORRIS USA INC0 citations49