Inventor · disambiguated record
Christopher A. Tokarz
Also filed as: TOKARZ CHRISTOPHER · TOKARZ CHRISTOPHER A
32 granted patents·14 pending applications·92 citations·filing 2004–2025
95Inventor score
Files withCOVIDIEN LP45
Top patents by PatentIndex Score
46 records- 0195US11376037B2Surgical access device including dual lumen cannula for anchor inflation and deflationCOVIDIEN LP·Filed 2020·Granted Jul 5, 2022·4 cites·20 claims
- 0295US10327809B2Clip collar advanced fixationCOVIDIEN LP·Filed 2017·Granted Jun 25, 2019·27 cites·20 claims
- 0393US9707011B2Attachments for use with a surgical access deviceCOVIDIEN LP·Filed 2015·Granted Jul 18, 2017·19 cites·19 claims
- 0487US11786233B2Retention anchor with suture tie down for surgical access devicesCOVIDIEN LP·Filed 2020·Granted Oct 17, 2023·2 cites·20 claims
- 0587US10702278B2Laparoscopic surgical ligation clip applierCOVIDIEN LP·Filed 2015·Granted Jul 7, 2020·12 cites·20 claims
- 0685US12251130B2Surgical access device having a balloon and methods for manufacturing the sameCOVIDIEN LP·Filed 2021·Granted Mar 18, 2025·1 cites·10 claims
- 0785US10675056B2Access apparatus with integrated fluid connector and control valveCOVIDIEN LP·Filed 2018·Granted Jun 9, 2020·5 cites·13 claims
- 0880US11672563B2Surgical access device with rotatably actuated fixation mechanismCOVIDIEN LP·Filed 2020·Granted Jun 13, 2023·1 cites·20 claims
- 0980US11484337B2Surgical access device including anchor with rachet mechanismCOVIDIEN LP·Filed 2020·Granted Nov 1, 2022·1 cites·20 claims
- 1080US10987128B2Cannula assemblyCOVIDIEN LP·Filed 2018·Granted Apr 27, 2021·3 cites·19 claims
- 1179US2025000546A1Surgical access device including anchor with ratchet mechanismCOVIDIEN LP·Filed 2024·Application pending·0 cites
- 1277US12121261B2Surgical access device including anchor with ratchet mechanismCOVIDIEN LP·Filed 2022·Granted Oct 22, 2024·0 cites·19 claims
- 1377US10258324B2Devices, systems, and methods for providing surgical access and facilitating closure of surgical access openingsCOVIDIEN LP·Filed 2014·Granted Apr 16, 2019·6 cites·23 claims
- 1476US11076848B2Devices, systems, and methods for providing surgical access and facilitating closure of surgical access openingsCOVIDIEN LP·Filed 2019·Granted Aug 3, 2021·1 cites·10 claims
- 1576US10201346B2Devices, systems, and methods for providing surgical access and facilitating closure of surgical access openingsCOVIDIEN LP·Filed 2014·Granted Feb 12, 2019·5 cites·8 claims
- 1675US9918712B2Devices, systems, and methods for providing surgical access and facilitating closure of surgical access openingsCOVIDIEN LP·Filed 2014·Granted Mar 20, 2018·4 cites·20 claims
- 1773US12232766B2Surgical access device including dual lumen cannula for anchor inflation and deflationCOVIDIEN LP·Filed 2022·Granted Feb 25, 2025·0 cites·17 claims
- 1873US10420587B2Attachments for use with a surgical access deviceCOVIDIEN LP·Filed 2017·Granted Sep 24, 2019·1 cites·18 claims
- 1972US12419665B2Surgical access device with rotatably actuated fixation mechanismCOVIDIEN LP·Filed 2023·Granted Sep 23, 2025·0 cites·19 claims
- 2069US2025143746A1Surgical access device including dual lumen cannula for anchor inflation and deflationCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 2168US2023200848A1Surgical access device including variable length cannulaCOVIDIEN LP·Filed 2023·Application pending·0 cites
- 2267US2025186081A1Retention anchor for surgical access devicesCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 2366US11864792B2Cannula assemblyCOVIDIEN LP·Filed 2021·Granted Jan 9, 2024·0 cites·20 claims
- 2465US11583315B2Surgical access device including variable length cannulaCOVIDIEN LP·Filed 2020·Granted Feb 21, 2023·0 cites·20 claims
- 2565US11191567B2Attachments for use with a surgical access deviceCOVIDIEN LP·Filed 2019·Granted Dec 7, 2021·0 cites·19 claims
- 2664US2025176998A1Surgical access device having a balloon and methods for manufacturing the sameCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 2761US11666359B2Access apparatus with integrated fluid connector and control valveCOVIDIEN LP·Filed 2020·Granted Jun 6, 2023·0 cites·20 claims
- 2861US11278316B2Clip collar advanced fixationCOVIDIEN LP·Filed 2019·Granted Mar 22, 2022·0 cites·20 claims
- 2959US12268414B2Retention anchor for surgical access devicesCOVIDIEN LP·Filed 2020·Granted Apr 8, 2025·0 cites·17 claims
- 3057US12121689B2Surgical access device having a hollow anchorCOVIDIEN LP·Filed 2021·Granted Oct 22, 2024·0 cites·20 claims
- 3157US2020197043A1Surgical cannula assemblyCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 3255US2019059937A1Surgical cannula assemblyCOVIDIEN LP·Filed 2018·Application pending·0 cites
- 3354US11844549B2Surgical access device including a universal fluid flow valveCOVIDIEN LP·Filed 2020·Granted Dec 19, 2023·0 cites·20 claims
- 3453US11576701B2Surgical access assembly having a pumpCOVIDIEN LP·Filed 2020·Granted Feb 14, 2023·0 cites·20 claims
- 3552US11564708B2Cannula assembly including an adjustable elongate shaft assemblyCOVIDIEN LP·Filed 2020·Granted Jan 31, 2023·0 cites·20 claims
- 3651US11432846B2Surgical access device including alternating cutout fluid flow pathway for anchor inflation and deflationCOVIDIEN LP·Filed 2020·Granted Sep 6, 2022·0 cites·20 claims
- 3750US12408944B2Cannula assembly including a suction cup sealCOVIDIEN LP·Filed 2021·Granted Sep 9, 2025·0 cites·18 claims
- 3850US11717321B2Access assembly with retention mechanismCOVIDIEN LP·Filed 2020·Granted Aug 8, 2023·0 cites·20 claims
- 3949US2022168013A1Sterilizing surgical access devicesCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4047US2021378705A1Surgical access assembly with release featureCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4147US2021282880A1Packaging clip for surgical instruments having undercut geometryCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4247US2021259730A1Surgical access assembly having a button inflatorCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4346US11540859B2Surgical access system including instrument retaining clipCOVIDIEN LP·Filed 2020·Granted Jan 3, 2023·0 cites·20 claims
- 4446US2021267630A1Access assembly with retention mechanismCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4543US2021229887A1Foldable card and package for surgical instrumentsCOVIDIEN LP·Filed 2020·Application pending·0 cites
- 4629US2005115649A1Thermomechanical processing routes in compact strip production of high-strength low-alloy steelFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →