Inventor

ROTH DAVID S

US4 patents

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

BROWN & WILLIAMSON TOBACCO CORP

2 patents

US4119104AOct 10, 1978

Tobacco substitute having improved ash characteristics

BROWN & WILLIAMSON TOBACCO CORP86 citations93

US5062434ANov 5, 1991

Cigarette paper

BROWN & WILLIAMSON TOBACCO CORP29 citations86

(unassigned)

1 patent

US5372149ADec 13, 1994

Sterilization process in the manufacturing of snuff

368 citations91

TEKONSHA TOWING SYSTEMS INC

1 patent

USD494547SAug 17, 2004

Electronic controller for towed vehicle brakes

TEKONSHA TOWING SYSTEMS INC19 citations89