Inventor
WIETHAUP WOLFGANG
DE9 patents
Patents
9 patentsUS5135009AAug 4, 1992
Smokable article
BAT CIGARETTENFAB GMBH207 citations97
US5115820AMay 26, 1992
Smokable article
BAT CIGARETTENFAB GMBH152 citations96
US5190060AMar 2, 1993
Smokable article
BAT CIGARETTENFAB GMBH100 citations94
US5080114AJan 14, 1992
Smokable article
BAT CIGARETTENFAB GMBH92 citations94
US5265626ANov 30, 1993
Coaxial filter cigarette
BAT CIGARETTENFAB GMBH25 citations91
US4400972AAug 30, 1983
Apparatus for determining the flow behavior of a smokable article
BAT CIGARETTENFAB GMBH21 citations81
US5388596AFeb 14, 1995
Coaxial cigarette
BAT CIGARETTENFAB GMBH5 citations60
US4602647AJul 29, 1986
Ventilating tip for a smokable article
BAT CIGARETTENFAB GMBH3 citations56
US4621651ANov 11, 1986
Filter tip for a smoking product
BAT CIGARETTENFAB GMBH0 citations45