Inventor · disambiguated record
David K. Norvell
Also filed as: NORVELL DAVID K · NORVELL DAVID KEITH
57 granted patents·16 pending applications·16,833 citations·filing 2003–2025
99Inventor score
Files withCILAG GMBH INT18ETHICON ENDO SURGERY INC17ETHICON LLC15ETHICON ENDO SURGERY LLC7FRANER PAUL T2
Top patents by PatentIndex Score
73 records- 0199US9149325B2End effector with compliant clamping jawETHICON ENDO SURGERY INC·Filed 2013·Granted Oct 6, 2015·1.6k cites·20 claims
- 0299US9131835B2Surgical access deviceETHICON ENDO SURGERY INC·Filed 2013·Granted Sep 15, 2015·1.1k cites·17 claims
- 0399US8485970B2Surgical access deviceWIDENHOUSE CHRISTOPHER W·Filed 2008·Granted Jul 16, 2013·1.4k cites·32 claims
- 0498US11937812B2Lockout feature for linear surgical stapler cartridgeCILAG GMBH INT·Filed 2021·Granted Mar 26, 2024·10 cites·20 claims
- 0598US11717706B2Ultrasonic surgical instrumentsCILAG GMBH INT·Filed 2020·Granted Aug 8, 2023·7 cites·24 claims
- 0698US10201365B2Surgeon feedback sensing and display methodsETHICON ENDO SURGERY INC·Filed 2012·Granted Feb 12, 2019·1.3k cites·25 claims
- 0798US9743947B2End effector with a clamp arm assembly and bladeETHICON ENDO SURGERY LLC·Filed 2015·Granted Aug 29, 2017·467 cites·21 claims
- 0898US9737326B2Haptic feedback devices for surgical robotETHICON ENDO SURGERY INC·Filed 2015·Granted Aug 22, 2017·220 cites·26 claims
- 0998US9707030B2Surgical instrument with jaw memberETHICON ENDO SURGERY LLC·Filed 2014·Granted Jul 18, 2017·244 cites·20 claims
- 1098US9402682B2Articulation joint features for articulating surgical deviceWORRELL BARRY C·Filed 2011·Granted Aug 2, 2016·826 cites·17 claims
- 1198US8685020B2Surgical instruments and end effectors thereforWEIZMAN PATRICK A·Filed 2010·Granted Apr 1, 2014·1.7k cites·8 claims
- 1298US8663220B2Ultrasonic surgical instrumentsWIENER EITAN T·Filed 2009·Granted Mar 4, 2014·777 cites·27 claims
- 1398US8461744B2Rotating transducer mount for ultrasonic surgical instrumentsWIENER EITAN T·Filed 2009·Granted Jun 11, 2013·960 cites·23 claims
- 1498US8453906B2Surgical instruments with electrodesHUANG ZHIFAN F·Filed 2010·Granted Jun 4, 2013·2k cites·24 claims
- 1597US10966747B2Haptic feedback devices for surgical robotETHICON LLC·Filed 2019·Granted Apr 6, 2021·68 cites·20 claims
- 1697US10688321B2Ultrasonic surgical instrumentsETHICON LLC·Filed 2017·Granted Jun 23, 2020·74 cites·20 claims
- 1797US10524854B2Surgical instrumentETHICON ENDO SURGERY INC·Filed 2015·Granted Jan 7, 2020·142 cites·3 claims
- 1897US10335183B2Feedback devices for surgical control systemsETHICON LLC·Filed 2017·Granted Jul 2, 2019·111 cites·14 claims
- 1997US9764164B2Ultrasonic surgical instrumentsETHICON ENDO SURGERY INC·Filed 2013·Granted Sep 19, 2017·470 cites·10 claims
- 2097US9456864B2Surgical instruments and end effectors thereforETHICON ENDO SURGERY INC·Filed 2014·Granted Oct 4, 2016·277 cites·21 claims
- 2197US9241728B2Surgical instrument with multiple clamping mechanismsETHICON ENDO SURGERY INC·Filed 2013·Granted Jan 26, 2016·506 cites·40 claims
- 2297US9198714B2Haptic feedback devices for surgical robotWORRELL BARRY C·Filed 2012·Granted Dec 1, 2015·342 cites·26 claims
- 2397US9011437B2Electrosurgical cutting and sealing instrumentWOODRUFF SCOTT A·Filed 2010·Granted Apr 21, 2015·1.1k cites·1 claims
- 2497US8773001B2Rotating transducer mount for ultrasonic surgical instrumentsETHICON ENDO SURGERY INC·Filed 2013·Granted Jul 8, 2014·308 cites·30 claims
- 2596US9192431B2Electrosurgical cutting and sealing instrumentWOODRUFF SCOTT A·Filed 2010·Granted Nov 24, 2015·293 cites·6 claims
- 2695US12279772B2Lockout feature for linear surgical stapler cartridgeCILAG GMBH INT·Filed 2023·Granted Apr 22, 2025·2 cites·20 claims
- 2795US8926607B2Electrosurgical instrument employing multiple positive temperature coefficient electrodesNORVELL DAVID K·Filed 2010·Granted Jan 6, 2015·314 cites·14 claims
- 2894US11278285B2Clamping assembly for linear surgical staplerETHICON LLC·Filed 2018·Granted Mar 22, 2022·26 cites·15 claims
- 2992US9237923B2Surgical instrument with partial trigger lockoutETHICON ENDO SURGERY INC·Filed 2013·Granted Jan 19, 2016·59 cites·20 claims
- 3091US9730753B2Articulation joint features for articulating surgical deviceETHICON ENDO SURGERY LLC·Filed 2016·Granted Aug 15, 2017·9 cites·20 claims
- 3191US2025352236A1Haptic feedback devices for surgical robotCILAG GMBH INT·Filed 2025·Application pending·0 cites
- 3287US10016215B2Surgical access deviceETHICON ENDO SURGERY LLC·Filed 2017·Granted Jul 10, 2018·4 cites·20 claims
- 3386US9687272B2Surgical access deviceETHICON ENDO SURGERY LLC·Filed 2015·Granted Jun 27, 2017·4 cites·20 claims
- 3485US8257315B2Trocar seal with retraction induced hingeFRANER PAUL T·Filed 2010·Granted Sep 4, 2012·15 cites·11 claims
- 3584US11406443B2Articulation joint features for articulating surgical deviceCILAG GMBH INT·Filed 2020·Granted Aug 9, 2022·1 cites·20 claims
- 3684US7833199B2Trocar seal with retraction induced hingeETHICON ENDO SURGERY INC·Filed 2006·Granted Nov 16, 2010·31 cites·20 claims
- 3783US2025352207A1Clamping assembly for linear surgical staplerCILAG GMBH INT·Filed 2025·Application pending·0 cites
- 3882US10588661B2Surgical access deviceETHICON LLC·Filed 2018·Granted Mar 17, 2020·2 cites·20 claims
- 3981US10660696B2Articulation joint features for articulating surgical deviceETHICON LLC·Filed 2017·Granted May 26, 2020·2 cites·20 claims
- 4080US12478423B2Articulation joint features for articulating surgical deviceCILAG GMBH INT·Filed 2022·Granted Nov 25, 2025·0 cites·20 claims
- 4180US10265095B2Trocar seal with retraction induced imageETHICON LLC·Filed 2017·Granted Apr 23, 2019·2 cites·27 claims
- 4279US2023372743A1Ultrasonic surgical instrumentsCILAG GMBH INT·Filed 2023·Application pending·0 cites
- 4379US2025318848A1Haptic feedback devices for surgical robotCILAG GMBH INT·Filed 2025·Application pending·0 cites
- 4478USD542918STrocarETHICON ENDO SURGERY INC·Filed 2005·Granted May 15, 2007·23 cites·1 claims
- 4577US12268408B2Haptic feedback devices for surgical robotCILAG GMBH INT·Filed 2021·Granted Apr 8, 2025·0 cites·20 claims
- 4677US2025241643A1Lockout feature for linear surgical stapler cartridgeCILAG GMBH INT·Filed 2025·Application pending·0 cites
- 4774US2024252177A1Esophagus sizing instrumentCILAG GMBH INT·Filed 2024·Application pending·0 cites
- 4872US11801071B2Surgical access deviceCILAG GMBH INT·Filed 2020·Granted Oct 31, 2023·0 cites·21 claims
- 4971US12396726B2Clamping assembly for linear surgical staplerCILAG GMBH INT·Filed 2022·Granted Aug 26, 2025·0 cites·17 claims
- 5071USD940319SLinear surgical staplerCILAG GMBH INT·Filed 2021·Granted Jan 4, 2022·3 cites·1 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →