Assignee
ARMSTRONG DAVID N
US·5 granted patents·3 pending applications·2,258 citations·filing 2002–2014
Top patents by PatentIndex Score
8 records- 0195US9521996B2Surgical retractor deviceARMSTRONG DAVID N·Filed 2012·Granted Dec 20, 2016·1.1k cites·16 claims
- 0294US7037314B2Multiple band ligator and anoscope system and method for using sameARMSTRONG DAVID N·Filed 2002·Granted May 2, 2006·1.1k cites·28 claims
- 0375US7645229B2Instrument and method for endoscopic visualization and treatment of anorectal fistulaARMSTRONG DAVID N·Filed 2004·Granted Jan 12, 2010·88 cites·12 claims
- 0472US8764791B2Implantable graft to close a fistulaARMSTRONG DAVID N·Filed 2007·Granted Jul 1, 2014·9 cites·20 claims
- 0569US8501217B2Implantable graft to close a fistulaARMSTRONG DAVID N·Filed 2011·Granted Aug 6, 2013·4 cites·19 claims
- 0645US2014358167A1Anastomotic sleeve deviceARMSTRONG DAVID N·Filed 2014·Application pending·0 cites
- 0743US2006009797A1AnoscopeARMSTRONG DAVID N·Filed 2005·Application pending·0 cites
- 0839US2011172495A1Surgical retractorARMSTRONG DAVID N·Filed 2011·Application pending·0 cites
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