Inventor

THOMAS JR CHARLES EDWIN

US3 patents

⚠️ This page may combine multiple inventors who share the name “THOMAS JR CHARLES EDWIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PHILIP MORRIS USA INC

2 patents

US6863074B2Mar 8, 2005

Cigarette filters comprising unfunctionalized porous polyaromatic resins for removing gas phase constituents from mainstream tobacco smoke

PHILIP MORRIS USA INC15 citations82

US7552735B2Jun 30, 2009

Activated carbon fiber cigarette filter

PHILIP MORRIS USA INC9 citations80

PHILIP MORRIS INC

1 patent

US6116247ASep 12, 2000

Cleaning unit for the heater fixture of a smoking device

PHILIP MORRIS INC150 citations94