Inventor
Eugene Campbell
Inventor
Natick, MA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis75%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock13%
G01RMeasuring electric variables13%
PatentTitleYear
10,758,213Exchangeable core biopsy needle202010,485,583Endoscopic ultrasound fine needle fiducial system201910,182,798Exchangeable core biopsy needle201910,159,470Exchangeable core biopsy needle20189,877,708'Exchangeable core biopsy needle'20189,844,362Exchangeable core biopsy needle20174,224,569'Display stabilization circuit'19804,037,157'Electro-optical speed transducer'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to US INTERIOR (1)· patent assignee history
1977Based in Arvada, CO, US· patent location history
1980Patents assigned to NAT SEMICONDUCTOR CORP (1)· patent assignee history
1980Based in Morgan Hill, CA, US· patent location history
2017–2020Patents assigned to COVIDIEN LP (6)· patent assignee history
2017–2020Based in Natick, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| COVIDIEN LP | 6 | 2017–2020 |
| NAT SEMICONDUCTOR CORP | 1 | 1980 |
| US INTERIOR | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Natick, Massachusetts, US | 6 | 2017–2020 |
| Morgan Hill, California, US | 1 | 1980 |
| Arvada, CO, US | 1 | 1977 |