P

Inventor

BULLWINKEL EDWARD P

US6 patents
⚠️ This page may combine multiple inventors who share the name “BULLWINKEL EDWARD P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KIMBERLY CLARK CO

4 patents
US4805644AFeb 21, 1989

Sidestream reducing cigarette paper

KIMBERLY CLARK CO100 citations95
US4961415AOct 9, 1990

Controlled draft and efficiency filter element for smoking articles

KIMBERLY CLARK CO30 citations91
US4779631AOct 25, 1988

Wrappers for specialty smoking devices

KIMBERLY CLARK CO52 citations91
US4978364ADec 18, 1990

Triiodide-phosphoric acid stain and method for cellulose fiber evaluation

KIMBERLY CLARK CO2 citations60

REYNOLDS TOBACCO CO R

1 patent
US4903714AFeb 27, 1990

Smoking article with improved mouthend piece

REYNOLDS TOBACCO CO R90 citations95

SCHWEITZER MAUDUIT INT INC

1 patent
US5538019AJul 23, 1996

Spunbond cigarette filter

SCHWEITZER MAUDUIT INT INC26 citations90