Inventor · disambiguated record
David N. Armstrong
Also filed as: ARMSTRONG DAVID · ARMSTRONG DAVID N · ARMSTRONG DAVID N M D · ARMSTRONG DAVID NIGEL
17 granted patents·12 pending applications·2,507 citations·filing 2001–2022
95Inventor score
Top patents by PatentIndex Score
29 records- 0195US9521996B2Surgical retractor deviceARMSTRONG DAVID N·Filed 2012·Granted Dec 20, 2016·1.1k cites·16 claims
- 0294US8021317B2Orthopedic device providing access to wound siteOSSUR HF·Filed 2008·Granted Sep 20, 2011·77 cites·15 claims
- 0394US7037314B2Multiple band ligator and anoscope system and method for using sameARMSTRONG DAVID N·Filed 2002·Granted May 2, 2006·1.1k cites·28 claims
- 0491US6577240B2Hand antiseptic system and methodFiled 2001·Granted Jun 10, 2003·136 cites·25 claims
- 0579US9456815B2Implantable graft to close a fistulaCOOK BIOTECH INC·Filed 2014·Granted Oct 4, 2016·7 cites·17 claims
- 0679US7897167B2Implantable graft to close a fistulaCOOK INC·Filed 2006·Granted Mar 1, 2011·15 cites·23 claims
- 0776US8840917B2Implantable graft to close a fistulaCOOK BIOTECH INC·Filed 2013·Granted Sep 23, 2014·5 cites·18 claims
- 0875US7645229B2Instrument and method for endoscopic visualization and treatment of anorectal fistulaARMSTRONG DAVID N·Filed 2004·Granted Jan 12, 2010·88 cites·12 claims
- 0973US9526484B2Implantable graft to close a fistulaCOOK MEDICAL TECHNOLOGIES LLC·Filed 2014·Granted Dec 27, 2016·5 cites·19 claims
- 1072US10709689B2Pharmaceutical compositionSLA PHARMA AG·Filed 2014·Granted Jul 14, 2020·0 cites·5 claims
- 1172US8764791B2Implantable graft to close a fistulaARMSTRONG DAVID N·Filed 2007·Granted Jul 1, 2014·9 cites·20 claims
- 1269US8501217B2Implantable graft to close a fistulaARMSTRONG DAVID N·Filed 2011·Granted Aug 6, 2013·4 cites·19 claims
- 1367US9039645B2Orthopedic device providing access to wound siteARNOLD WILLIAM·Filed 2011·Granted May 26, 2015·4 cites·15 claims
- 1463US10653671B2Topical pharmaceutical compositions for treatment of skin damageSLA PHARMA AG·Filed 2013·Granted May 19, 2020·0 cites·15 claims
- 1562US10881640B2Topical pharmaceutical compositions for treatment of pilonidal sinus woundsSLA PHARMA AG·Filed 2016·Granted Jan 5, 2021·0 cites·12 claims
- 1657US2025009332A1Nasal trans-esophageal echocardiography system and deviceUNIV JOHNS HOPKINS·Filed 2022·Application pending·0 cites
- 1754US2006240123A1Pharmaceutical compositionSLA PHARMA AG·Filed 2003·Application pending·0 cites
- 1853US2025228696A1Endoluminal stoma deviceARMSTRONG MEDICAL INC·Filed 2022·Application pending·0 cites
- 1950US9655883B2Pharmaceutical compositionARMSTRONG DAVID NIGEL·Filed 2010·Granted May 23, 2017·0 cites·25 claims
- 2049US2007129757A1Devices, systems, and methods for occluding a defectCOOK INC·Filed 2006·Application pending·0 cites
- 2149US2006074447A2Implantable graft to close a fistulaCOOK INC·Filed 2005·Application pending·0 cites
- 2249US2013237816A1Devices, systems, and methods for occluding a defectCOOK MEDICAL TECHNOLOGIES LLC·Filed 2013·Application pending·0 cites
- 2348US2023218424A1Endoluminal stoma deviceARMSTRONG MEDICAL INC·Filed 2021·Application pending·0 cites
- 2446US11667781B2Polyvinyl chloride compositions containing impact modifiers and calcium carbonateDOW GLOBAL TECHNOLOGIES LLC·Filed 2018·Granted Jun 6, 2023·0 cites·8 claims
- 2546US2019175558A1Topical pharmaceutical compositions for treatment of tissue damageSLA PHARMA AG·Filed 2018·Application pending·0 cites
- 2645US2014358167A1Anastomotic sleeve deviceARMSTRONG DAVID N·Filed 2014·Application pending·0 cites
- 2743US2006009797A1AnoscopeARMSTRONG DAVID N·Filed 2005·Application pending·0 cites
- 2842US2014256661A1Pharmaceutical compositions for rectal administrationARMSTRONG DAVID NIGEL·Filed 2012·Application pending·0 cites
- 2939US2011172495A1Surgical retractorARMSTRONG DAVID N·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →