Inventor
ARTERBERY CYNTHIA W
US5 patents
Patents
5 patentsUS5622190AApr 22, 1997
Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core
PHILIP MORRIS INC103 citations95
US5168884ADec 8, 1992
Smoking articles using novel paper wrapper
PHILIP MORRIS INC54 citations93
US5161551ANov 10, 1992
Paper wrapper having improved ash characteristics
PHILIP MORRIS INC31 citations91
US5746230AMay 5, 1998
Concentric smoking filter having discrete tow and web filter media
PHILIP MORRIS INC55 citations90
US5365951ANov 22, 1994
Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core
PHILIP MORRIS INC38 citations90