Inventor
POWELL DARREL
US7 patents
⚠️ This page may combine multiple inventors who share the name “POWELL DARREL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ETHICON ENDO SURGERY INC
4 patentsUS5609604AMar 11, 1997
Trocar with improved blade attachment
ETHICON ENDO SURGERY INC162 citations99
US5709671AJan 20, 1998
Trocar having an improved tip configuration
ETHICON ENDO SURGERY INC128 citations98
US5776112AJul 7, 1998
Trocar having an improved tip configuration
ETHICON ENDO SURGERY INC105 citations97
US7608086B2Oct 27, 2009
Anastomosis wire ring device
ETHICON ENDO SURGERY INC55 citations93