Inventor
RITTERSHAUS ERHARD
DE6 patents
Patents
6 patentsUS5265626ANov 30, 1993
Coaxial filter cigarette
BAT CIGARETTENFAB GMBH25 citations91
US4874004AOct 17, 1989
Coaxial cigarette
BAT CIGARETTENFAB GMBH32 citations91
US5209247AMay 11, 1993
System for manufacturing and packaging cigarettes
BAT CIGARETTENFAB GMBH45 citations87
US4844101AJul 4, 1989
Apparatus for expanding comminiuted tobacco material
BAT CIGARETTENFAB GMBH14 citations71
US5339837AAug 23, 1994
Drying process for increasing the filling power of tobacco material
BAT CIGARETTENFAB GMBH12 citations69
US5388596AFeb 14, 1995
Coaxial cigarette
BAT CIGARETTENFAB GMBH5 citations60