Inventor
David K. Norvell
Inventor
Monroe, OH, US
Overview
Patents· 42 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis78%
LOC248%
A61NElectrotherapy6%
A61MDevices for introducing media into, or onto, the body4%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data2%
Y10TTechnical subjects covered by former us classification2%
PatentTitleYear
11,123,104Trocar seal with retraction induced image2021D0928319Linear surgical stapler2021D0921895Esophagus sizing instrument202110,966,747Haptic feedback devices for surgical robot2021D0913495Linear surgical stapler202110,688,321Ultrasonic surgical instruments202010,660,696Articulation joint features for articulating surgical device202010,588,661Surgical access device202010,524,854Surgical instrument202010,335,183Feedback devices for surgical control systems201910,335,179Surgical device with knife lockout201910,265,095Trocar seal with retraction induced image201910,201,365Surgeon feedback sensing and display methods201910,016,215Surgical access device20189,764,164'Ultrasonic surgical instruments'20179,743,947'End effector with a clamp arm assembly and blade'20179,737,326'Haptic feedback devices for surgical robot'20179,730,753'Articulation joint features for articulating surgical device'20179,707,030'Surgical instrument with jaw member'20179,687,272'Surgical access device'20179,486,241'Trocar seal assembly'20169,456,864'Surgical instruments and end effectors therefor'20169,402,682'Articulation joint features for articulating surgical device'20169,241,728'Surgical instrument with multiple clamping mechanisms'20169,237,923'Surgical instrument with partial trigger lockout'20169,198,714'Haptic feedback devices for surgical robot'20159,192,431'Electrosurgical cutting and sealing instrument'20159,149,325'End effector with compliant clamping jaw'20159,131,835'Surgical access device'20159,011,437'Electrosurgical cutting and sealing instrument'20158,926,607'Electrosurgical instrument employing multiple positive temperature coefficient electrodes'20158,773,001'Rotating transducer mount for ultrasonic surgical instruments'20148,685,020'Surgical instruments and end effectors therefor'20148,663,220'Ultrasonic surgical instruments'20148,485,970'Surgical access device'20138,461,744'Rotating transducer mount for ultrasonic surgical instruments'20138,453,906'Surgical instruments with electrodes'20138,257,315'Trocar seal with retraction induced hinge'20128,147,457'Conical trocar seal'20128,034,032'Multi-angled duckbill seal assembly'20117,833,199'Trocar seal with retraction induced hinge'2010D0542918'Trocar'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2020Patents assigned to ETHICON ENDO SURGERY INC (25)· patent assignee history
2007–2021Based in Monroe, OH, US· patent location history
2012–2016Patents assigned to NORVELL DAVID K (13)· patent assignee history
2013–2015Patents assigned to ALDRIDGE JEFFREY L (3)· patent assignee history
2016–2019Patents assigned to ETHICON ENDO SURGERY LLC (10)· patent assignee history
2017–2021Patents assigned to ETHICON LLC (13)· patent assignee history
2021Based in Monroe, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ETHICON ENDO SURGERY INC | 25 | 2007–2020 |
| ETHICON LLC | 13 | 2017–2021 |
| NORVELL DAVID Kself | 13 | 2012–2016 |
| ETHICON ENDO SURGERY LLC | 10 | 2016–2019 |
| ALDRIDGE JEFFREY L | 3 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Monroe, OH, US | 41 | 2007–2021 |
| Monroe, MI, US | 1 | 2021 |