Assignee
SEWELL JR FRANK K
US·3 granted patents·485 citations·filing 1991–1991
Top patents by PatentIndex Score
3 records- 0181US5141503AWound suction drainage systemSEWELL JR FRANK K·Filed 1991·Granted Aug 25, 1992·213 cites·25 claims
- 0273US5131379ADevice and method for inserting a cannula into a ductSEWELL JR FRANK K·Filed 1991·Granted Jul 21, 1992·178 cites·13 claims
- 0361US5122147APolyp marking device and methodSEWELL JR FRANK K·Filed 1991·Granted Jun 16, 1992·94 cites·30 claims
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