Inventor · disambiguated record
Charles R. Kollar
Also filed as: KOLLAR CHARLES · KOLLAR CHARLES P · KOLLAR CHARLES R
41 granted patents·9 pending applications·405 citations·filing 2001–2025
97Inventor score
Top patents by PatentIndex Score
50 records- 0197US11045199B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2018·Granted Jun 29, 2021·320 cites·6 claims
- 0295US11596400B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2020·Granted Mar 7, 2023·5 cites·22 claims
- 0394US11857194B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2021·Granted Jan 2, 2024·2 cites·6 claims
- 0494US11446037B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2020·Granted Sep 20, 2022·6 cites·6 claims
- 0594US10426480B2Cutting ring assembly with rigid cutting memberCOVIDIEN LP·Filed 2016·Granted Oct 1, 2019·29 cites·20 claims
- 0691US11622768B2Methods and structure for confirming proper assembly of powered surgical stapling systemsCOVIDIEN LP·Filed 2021·Granted Apr 11, 2023·2 cites·19 claims
- 0790US11051820B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2019·Granted Jul 6, 2021·5 cites·9 claims
- 0885US10987107B2Surgical stapling deviceCOVIDIEN LP·Filed 2018·Granted Apr 27, 2021·6 cites·14 claims
- 0985US10881411B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2019·Granted Jan 5, 2021·2 cites·12 claims
- 1084US12433596B2Inserts, splines, and methods for reducing and/or eliminating spline crash in surgical instrumentsCOVIDIEN LP·Filed 2024·Granted Oct 7, 2025·0 cites·19 claims
- 1184US12310592B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2023·Granted May 27, 2025·0 cites·18 claims
- 1284US11911038B2Cut optimization for excessive tissue conditionsCOVIDIEN LP·Filed 2020·Granted Feb 27, 2024·1 cites·20 claims
- 1384US8533612B2User interface for emergency alert systemHOCHENDONER DAVID·Filed 2010·Granted Sep 10, 2013·19 cites·12 claims
- 1481US12357313B2Cut optimization for excessive tissue conditionsCOVIDIEN LP·Filed 2024·Granted Jul 15, 2025·0 cites·17 claims
- 1581US12064118B2Inserts, splines, and methods for reducing and/or eliminating spline crash in surgical instrumentsCOVIDIEN LP·Filed 2023·Granted Aug 20, 2024·0 cites·19 claims
- 1681US11730482B2Inserts, splines, and methods for reducing and/or eliminating spline crash in surgical instrumentsCOVIDIEN LP·Filed 2019·Granted Aug 22, 2023·2 cites·19 claims
- 1781US11653925B2Tissue relaxation monitoring for optimized tissue staplingCOVIDIEN LP·Filed 2021·Granted May 23, 2023·1 cites·19 claims
- 1881US2025312045A1Cut optimization for excessive tissue conditionsCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 1981US2025345062A1Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 2078US12329378B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2023·Granted Jun 17, 2025·0 cites·20 claims
- 2178US11832821B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2021·Granted Dec 5, 2023·0 cites·20 claims
- 2278US2025275766A1Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 2377US11653924B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2020·Granted May 23, 2023·0 cites·20 claims
- 2477US11197676B2Tie-down method for anvil assembly delivery systemCOVIDIEN LP·Filed 2019·Granted Dec 14, 2021·2 cites·18 claims
- 2576US10695069B2Circular stapling device with offset spline tipCOVIDIEN LP·Filed 2018·Granted Jun 30, 2020·2 cites·20 claims
- 2674US12029428B2Methods and structure for confirming proper assembly of powered surgical stapling systemsCOVIDIEN LP·Filed 2023·Granted Jul 9, 2024·0 cites·19 claims
- 2774US2025134523A1Slow speed staple and staple relaxation for stapling optimizationCOVIDIEN LP·Filed 2024·Application pending·0 cites
- 2869US11033273B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2019·Granted Jun 15, 2021·0 cites·19 claims
- 2969US10959733B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2019·Granted Mar 30, 2021·0 cites·12 claims
- 3068US12133651B2Tissue relaxation monitoring for optimized tissue staplingCOVIDIEN LP·Filed 2023·Granted Nov 5, 2024·0 cites·20 claims
- 3167US11141151B2Surgical buttress for circular staplingCOVIDIEN LP·Filed 2018·Granted Oct 12, 2021·1 cites·21 claims
- 3264US12251109B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2021·Granted Mar 18, 2025·0 cites·17 claims
- 3364US12161341B2Slow speed staple and staple relaxation for stapling optimizationCOVIDIEN LP·Filed 2021·Granted Dec 10, 2024·0 cites·15 claims
- 3464US11006959B2Surgical anvil assemblies for surgical stapling instrumentsCOVIDIEN LP·Filed 2019·Granted May 18, 2021·0 cites·15 claims
- 3563US2025169821A1Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2025·Application pending·0 cites
- 3662US12245767B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2021·Granted Mar 11, 2025·0 cites·20 claims
- 3761US11771432B2Stapling and cutting to default values in the event of strain gauge data integrity lossCOVIDIEN LP·Filed 2021·Granted Oct 3, 2023·0 cites·20 claims
- 3860US11653916B2Surgical buttress for circular staplingCOVIDIEN LP·Filed 2021·Granted May 23, 2023·0 cites·20 claims
- 3958US11832823B2Determination of anvil release during anastomosisCOVIDIEN LP·Filed 2022·Granted Dec 5, 2023·0 cites·14 claims
- 4058US11819208B2Handheld electromechanical surgical device with strain gauge drift detectionCOVIDIEN LP·Filed 2021·Granted Nov 21, 2023·0 cites·20 claims
- 4158US11712509B2Seal assembly for circular stapling instrumentCOVIDIEN LP·Filed 2021·Granted Aug 1, 2023·0 cites·19 claims
- 4256US12213674B2Determination of premature staple ejectionCOVIDIEN LP·Filed 2021·Granted Feb 4, 2025·0 cites·17 claims
- 4355US12343016B2Handheld electromechanical surgical systemCOVIDIEN LP·Filed 2021·Granted Jul 1, 2025·0 cites·19 claims
- 4455US11730480B2Method and apparatus for accessing matter disposed within an internal body vesselCOVIDIEN LP·Filed 2019·Granted Aug 22, 2023·0 cites·5 claims
- 4555US11607224B2Systems and methods for powered surgical circular stapling instrument rotation adjustmentCOVIDIEN LP·Filed 2021·Granted Mar 21, 2023·0 cites·20 claims
- 4652US2022110709A1Trocar assembly for adapter assemblies with hard-stopCOVIDIEN LP·Filed 2021·Application pending·0 cites
- 4750US2022022878A1Systems and methods for controlling a surgical stapling instrumentCOVIDIEN LP·Filed 2021·Application pending·0 cites
- 4847US11090054B2Stapling device with resettable tilt anvil assemblyCOVIDIEN LP·Filed 2018·Granted Aug 17, 2021·0 cites·19 claims
- 4946US2019175171A1Chisel cut staples for use in surgical staplers and a method for manufacturing surgical staplesCOVIDIEN LP·Filed 2018·Application pending·0 cites
- 5040US2002174187A1Internet access and control of video storage and retrieval systemsFiled 2001·Application pending·0 cites
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